履　　　歴　　　書

（国際学会報告）
1. A Nuclear Fusion Study of Thermoelectric Conversion in Magnetic Field	共著	1997年4月	4th Int. Sympo. on Fusion Nuclear Tech, Tokyo, Japan	Satarou Yamaguchi, Kazuaki Ikeda, Hiroaki Nakamura and Kotaro Kuroda (ポスター発表）
2. Transport Coefficients of InSb in a Strong Magnetic Field	共著 (筆頭)	1997年8月	XVI International Conference on Thermoelectrics (ICT), Dresden, Germany	Hiroaki Nakamura, K. Ikeda and S. Yamaguchi (ポスター発表）
3. Measurement of Transport Properties of Thermoelectric Materials in the Magnetic Field	共著	1997年8月	XVI International Conference on Thermoelectrics (ICT), Dresden, Germany	K Ikeda, Hiroaki Nakamura and Satarou Yamaguchi (ポスター発表）
4. Peltier Current Lead Experiments with a Thermoelectric Semiconductor near 77K	共著	1997年8月	XVI International Conference on Thermoelectrics (ICT), Dresden, Germany	Satarou Yamaguchi, Hiroaki Nakamura, Kazuaki Ikeda, Tokushi Sakurai, Ikushi Yoshida, Seiichi Tanuma, Satoshi Tobise, and Kunihito Koumoto (ポスター発表）
5. Peltier Current Lead Experiments with a Thermoelectric Semiconductor near 77K	共著	1997年10月	15th International Conference on Magnet Technology (MT-15), Beijin, China	Satarou Yamaguchi, Hiroaki Nakamura, Kazuaki Ikeda, Tokushi Sakurai, Ikushi Yoshida, Seiichi Tanuma, Satoshi Tobise, Kunihito Koumoto (ポスター発表）
6. Physical Model of Nernst Element	共著 (筆頭)	1998年5月	XVII International Conference on Thermoelectrics (ICT), Nagoya, Japan	Hiroaki Nakamura, Kazuaki IKEDA and Satarou YAMAGUCHI (ポスター発表）
7. Transport Coefficients of Ge in Magnetic Fields	共著	1998年5月	XVII International Conference on Thermoelectrics (ICT), Nagoya, Japan	Kazuaki Ikada, Hiroaki Nakamura, Ichiro YONENAGA and Satarou Yamaguchi (ポスター発表）
8. Numerical Computation of Thermoelectric and Thermomagnetic Effects	共著	1998年5月	XVII International Conference on Thermoelectrics (ICT), Nagoya, Japan	Haruhiko Okumura, Satarou Yamaguchi, Hiroaki Nakamura,　Kazuaki Ikada, and Keiji Sawada; (ポスター発表）
9. Heat Exchange with Fuel Gas in Thermoelectric and Nernst Elements	共著	1998年5月	XVII International Conference on Thermoelectrics (ICT), Nagoya, Japan	Satarou Yamaguchi, Hiroaki Nakamura (Invited Talk,　口頭発表）
10. A Computational Model of Thermoelectric and Thermomagnetic Semiconductors	共著	1999年8月	XVIII International Conference on Thermoelectrics (ICT99), Baltimore, MD, USA	Haruhiko OKUMURA, Yasuhiro HASEGAWA, Hiroaki Nakamura and Satarou YAMAGUCHI (ポスター発表）
11. Spatial resolution of near-field scanning optical microscopy with　sub-wavelength aperture	共著 (筆頭)	1998年10月	the 5th International Conference on Computational Physics (ICCP5), Kanazawa, Japan	Hiroaki Nakamura,　Keiji SAWADA, Hirotomo KAMBE, Toshiharu SAIKI and Tetsuya SATO (ポスター発表）
12. Design and Optimization of Tapered Structure of Near-Field Fiber Probe Based on FDTD Simulation	共著 (筆頭)	2000年8月	The 6th International Conference on Near Field Optics and Related Techniques (NFO-6), Univ. of Twente, Enschede, Netherland,	Hiroaki NAKAMURA, Keiji SAWADA, Hirotomo KAMBE, Toshiharu SAIKI and Tetsuya SATO (ポスター発表）
13. Quasi-Rigidity of Orientationally Ordered Domain of Short Molecules	共著 (筆頭)	2000年11月	Physical Aspects of Amphiphilic Colloids(PAAC), Saga Medical School, Saga,　JAPAN	Hiroaki Nakamura, Susumu FUJIWARA and Tetsuya SATO (ポスター発表）
14. Dynamical Process of Coalescence of Domains in a Short Chain-molecule System	共著 (筆頭)	2000年12月	Conference on Computational Physics 2000(CCP2000), Gold Coast, Queensland, Australia	Hiroaki Nakamura, Susumu FUJIWARA and Tetsuya SATO (口頭発表）
15. FDTD Simulation of Tapered Structure of Near-Field Fiber Probe	共著 (筆頭)	2000年12月	Conference on Computational Physics 2000(CCP2000), Gold Coast, Queensland, Australia	Hiroaki Nakamura, Toshiharu SAIKI and Keiji SAWADA (ポスター発表）
16. Virtual Reality System to Visualize and Auralize Numerical Simulation Data	共著	2000年12月	Conference on Computational Physics 2000(CCP2000), Gold Coast, Queensland, Australia	Yuichi TAMURA, Akira KAGEYAMA, Tetsuya SATO, Susumu FUJIWARA and Hiroaki Nakamura (ポスター発表）
17. Size Dependence of Orientationally-Ordered Domain Oscillation in a Short Chain-Molecule System	共著 (筆頭)	2001年7月	21st IUPAP International Conference on Statistical Physics (STATPHYS21), July 15-21, 2001, Cancun, Mexico	Hiroaki Nakamura, S. FUJIWARA and T. SATO (ポスター発表）
18. FDTD analysis of the collection efficiency and the spatial resolution of near-field metal-coated double tapered probes	共著	2001年7月	The 4th Pacific Rim Conference on Lasers and Electro-Optics (CLEO/Pacific Rim2001), Chiba(JAPAN)	Keiji SAWADA, Hirotomo Kambe, Hiroaki Nakamura and Toshiharu SAIKI (ポスター発表）
19. Dynamics of Orientationally Ordered Domains in a Short Chain-molecule System: Size Dependence of Domain Oscillation	共著 (筆頭)	2001年9月	Conference on Computational Physics 2001, Aachen (Germany)	Hiroaki Nakamura, Susumu FUJIWARA and Tetsuya SATO (ポスター発表）
20. Collective Motion of Short Chain-molecules	共著 (筆頭)	2002年3月	US-Japan Workshop (Complexity Science), at The University of Texas at Austin (USA)	Hiroaki Nakamura, Susumu FUJIWARA and Tetsuya SATO (Invited Talk口頭発表)
21. Dissipative Particle Dynamics Simulation of self-assembly of Vesicle	共著 (筆頭)	2003年3月	The Eighth International Symposium on Simulation Science, The Graduate University for Advanced Studies, Hayama(JAPAN).	Hiroaki Nakamura, Susumu FUJIWARA, Michel LAGUERRE, Reiko ODA, and Tetsuya Sato（ポスター発表）
22. Supramolecule Structure for Amphiphilic Molecule by Dissipative Particle Dynamics Simulation	単著	2004年1月	The Joint Conference of International Conference on Molecular Simulation and Computer Science Workshop 2004,Tsukuba(JAPAN).	Hiroaki Nakamura （ポスター発表）
23. Phase Diagram of Amphiphilic Molecule C₁₂E₆ by Dissipative Particle Dynamics Simulation	単著	2004年3月	International Workshop on Dynamics of Complex Fluids, Yukawa Institute, Kyoto University, Kyoto (JAPAN).	Hiroaki Nakamura （ポスター発表）
24. Phase Diagram of Phase Diagram for Self-asscembly Amphiphilic Molecule C₁₂E₆ by Dissipative Particle Dynamics Simulation	単著	2004年9月	Conference on Computational Physics 2004, Genova (Italy)	Hiroaki Nakamura （ポスター発表）
25. Finite-Difference Time-Domain Simulation of Depolarization Reflection Near-field Scanning Optical Microscope	共著 (筆頭)	2004年9月	Conference on Computational Physics 2004, Genova (Italy)	Hiroaki Nakamura, Y. KOHASHI K. SAWADA, M. SAKAI, and T. SAIKI (ポスター発表）
26. Virtual Environment for Realtime Numerical Simulation and Visualization	共著	2004年9月	Conference on Computational Physics 2004, Genova (Italy)	Y. TAMURA, Hiroaki Nakamura (ポスター発表）
27. Molecular Dynamics Study of Micelle Formation in Amphiphilic Solution	共著	2004年9月	Conference on Computational Physics 2004, Genova (Italy)	S. FUJIWARA, M. HASHIMOTO, T. ITOH, Hiroaki Nakamura, Y. TAMURA, M. TOMITA (ポスター発表）
28. Dissipative Particle Dynamics Simulation of Phase Transition of Amphiphilic Molecules	単著	2004年11月	International Workshop on Physics of Soft Matter Complexes, Tokyo (Japan)	Hiroaki Nakamura （ポスター発表）
29. Electronic transport properties of a bismuth microwire array in a magnetic field	共著	2005年6月	The 24th International Conference on Thermoelectrics (ICT2005), Clemson, USA	Yasuhiro Hasegawa, Yoshiaki Ishikawa, Hiroyuki Morita, Takashi Komine, Hajime Shirai, Hiroaki Nakamura （ポスター発表）
30. Dissipative Particle Dynamics Simulation on Self-assembly of Amphiphilic Molecules	共著 (筆頭)	2005年7月	19^th International Conference on Numerical Simulation of Plasmas and 7^th Asia Pacific Plasma Theory Conference, Nara, JAPAN	Hiroaki Nakamura and Yuichi Tamura （ポスター発表）
31. Molecular Dynamics simulation of collision between graphite and hydrogen on the diverter	共著	2005年7月	19^th International Conference on Numerical Simulation of Plasmas and 7^th Asia Pacific Plasma Theory Conference, Nara, JAPAN	Atsushi Itoh and Hiroaki Nakamura (口頭発表)
32. Atomic model construction of protein complexes from electron micrographs and visualization of their 3D structure using VR system	共著	2005年7月	19^th International Conference on Numerical Simulation of Plasmas and 7^th Asia Pacific Plasma Theory Conference, Nara, JAPAN	Takuo Yasunaga, Kazuhiro Noda, Miho Nakamura, Ryoko Nishida, Yukari Yoneda, Yoko, Yamaguchi, Yuichi Tamura, Hiroaki Nakamura （ポスター発表）
33. Finite-Difference Time-Domain Modeling of Polarization Near-field Scanning Optical Microscope	共著	2005年7月	19^th International Conference on Numerical Simulation of Plasmas and 7^th Asia Pacific Plasma Theory Conference, Nara, JAPAN	Keiji Sawada, Yasukata Kohashi, Masaru Sakai, Toshiharu Saiki, Hiroaki Nakamura （ポスター発表）
34. Novel Approaches for Avoiding Accuracy Degradation of Inner-Point Formula in Vicinity of Boundary	共著	2005年7月	19^th International Conference on Numerical Simulation of Plasmas and 7^th Asia Pacific Plasma Theory Conference, Nara, JAPAN	Ayumu Saitoh, Hiroaki Nakamura, Atsushi Kamitani （ポスター発表）
35. Collaborative and Seamless Virtual Environment for Numerical Simulation	共著	2005年7月	19^th International Conference on Numerical Simulation of Plasmas and 7^th Asia Pacific Plasma Theory Conference, Nara, JAPAN	Yuichi Tamura, Hiroaki Nakamura, Akira Kageyama, Tetsuya Sato （ポスター発表）
36. Numerical Simulation of Inductive Measurement of Critical Current Density in HTS: High-Performance Method for Solving Shielding Current Equations	共著	2005年7月	19^th International Conference on Numerical Simulation of Plasmas and 7^th Asia Pacific Plasma Theory Conference, Nara, JAPAN	Atsushi Kamitani,, Soichiro Ikuno, Hiroaki Nakamura （ポスター発表）
37. Solution of Nonlinear System by Adaptively Deaccelerated Newton Method - Application to Shielding Current Analysis in HTS: High-	共著	2005年7月	19^th International Conference on Numerical Simulation of Plasmas and 7^th Asia Pacific Plasma Theory Conference, Nara, JAPAN	Soichiro Ikuno, Atsushi Kamitani, Hiroaki Nakamura （ポスター発表）
38. Quantum Nernst Effect	共著 (筆頭)	2005年8月	the 8^th International Symposium on Foundations of Quantum Mechanics in the Light of New Technology (ISQM-TOKYO '05), Tokyo, JAPAN	Hiroaki Nakamura, Naomichi Hatano, Ryoen Shirasaki (ポスター発表）
39. Quantum Nernst Effect	共著	2005年11月	International Symposium on Surface Science and Nanotechnology, Omiya, Saitama JAPAN	Ryoen Shirasaki, Hiroaki Nakamura, Naomichi Hatano （ポスター発表）
40. Quantum Nernst Effect	単著	2005年12月	Workshop on Nonequilibrium Thermodynamics and Statistical Mechanics ― The Role of Time-Symmetry Breaking ― , Nagoya Institute of Technology, Japan	Hiroaki Nakamura (Invited Talk, 口頭発表)
41. Effect of Truncation of Electron Velocity Distribution on Release of Dust Particle from Plasma-Facing Wall	共著	2006年5月	International Conference on Plasma Surface Interactions in Controlled Fusion Devices (PSI-17), Hefei Anhui, China	Y. Tomita , R. Smirnov, Hiroaki Nakamura, S. Zhu, T. Takizuka, D. Tskhakaya （ポスター発表）
42. Molecular Dynamics Simulation of Sputtering Process of Hydrogen and Graphene Sheets	共著 (筆頭)	2006年6月	Symposium on Progress and Future Prospects in Molecular Dynamics Simulation -In Memory of Professor Shuichi Nosé-, Keio University, Yokohama, Japan	Hiroaki Nakamura, Atsushi Ito (ポスター発表）
43. Microscopic Energy Current Field with Multi-body Interaction in Hamilton System	共著	2006年6月	Symposium on Progress and Future Prospects in Molecular Dynamics Simulation -In Memory of Professor Shuichi Nosé-, Keio University, Yokohama, Japan	Atsushi Ito, and Hiroaki Nakamura, （ポスター発表）
44. Simulation of optical near fields generated by a sub-wavelength slit array in a gold film and its electric quadrupole interaction with matter	共著	2006年6月	The 7th International Conference on Excitonic Processes in Condensed Matter (EXCON 2006), Winston-Salem, NC, USA	M. Okuda, K. Deguchi, A. Iwamae, Hiroaki Nakamura, K. Sawada and M. Hasuo （ポスター発表）
45. Molecular dynamics simulation of hydrogen isotope injection into　graphene	共著 (筆頭)	2007年5月	11^th International Workshop on Plasma Edge Theory in Fusion Devices (11^th PET), at Hida Earth Wisdom Center in Takayama-city, Japan	Hiroaki Nakamura, Arimichi Takayama and Atsushi Ito （ポスター発表）
46. Non-Abelian Gauge Field Theory of the Spin-Orbit Interaction and a Perfect Spin Filter	共著	2007年5月	The international workshop on “Physics and Mathematics of Interacting Quantum System in Low Dimensions (PMIQS)”, the University of Tokyo, Japan	Naomichi Hatano, Ryoen Shirasaki and Hiroaki Nakamura （ポスター発表）
47. Impurity Effect and the Quantized Thermoelectric Power in the Quantum Nernst Effect	共著	2007年5月	The international workshop on “Physics and Mathematics of Interacting Quantum System in Low Dimensions (PMIQS)”, the University of Tokyo, Japan	Ryoen Shirasaki, Naomichi Hatano and Hiroaki Nakamura （ポスター発表）
48. Hydrogen Isotope Sputtering of Graphite by Molecular Dynamics Simulation	共著	2007年6月	The 20th Symposium on Plasma Science for Materials (SPSM20), Nagoya, Japan.	Atsushi Ito and Hiroaki Nakamura （ポスター発表）
49. Time Dependence of Quasi-bound States in the Continuum of a Two-legged Quantum Wire with an Adatom	共著 (筆頭)	2007年9月	Conference on Computational Physics (CCP2007), at Université Libre de Bruxelles in Brussels, Belgium	Hiroaki Nakamura, Naomichi Hatano, Sterling Garmon, Tomio Petrosky （ポスター発表）
50. Chemical Sputtering of Hydrogen Atom on Graphite Surface	共著	2007年9月	Conference on Computational Physics (CCP2007), at Université Libre de Bruxelles in Brussels, Belgium	Atsushi Ito and Hiroaki Nakamura （ポスター発表）
51. Microscopic Energy Current with Multi-body Interaction Potential	共著	2007年9月	Conference on Computational Physics (CCP2007), at Université Libre de Bruxelles in Brussels, Belgium	Atsushi Ito and Hiroaki Nakamura （ポスター発表）
52. Molecular Dynamics Simulation of Plasma Surface Interaction	共著	2007年10月	the US-Japan Simulation Science Workshop, Austin, Texas U.S.A.	Atsushi Ito and Hiroaki Nakamura （Invited Talk口頭発表）
53. Hydrogen absorption of back side of graphene	共著	2007年10月	17th International Toki Conference, October 15-19, 2007, Toki, Japan	Atsushi Ito, Arimichi Takayama and Hiroaki Nakamura, （ポスター発表）
54. Quasi-bound state in continuum of a two-channel quantum wire with an adatom	共著 (筆頭)	2007年11月	Yukawa International Seminar 2007 (YKIS2007) Interaction and Nanostructural Effects in Low-Dimensional Systems, Kyoto, Japan.	Hiroaki Nakamura, Naomichi Hatano, Sterling Garmon, Tomio Petrosky （ポスター発表）
55. Non-abelian gauge field theory of the spin-orbit interaction and a perfect spin filter”	共著	2007年11月	Yukawa International Seminar 2007 (YKIS2007) Interaction and Nanostructural Effects in Low-Dimensional Systems, Kyoto, Japan.	Naomichi Hatano, Ryoen Shirasaki, Hiroaki Nakamura （ポスター発表）
56. Fundamental Relation between the Transport Coefficients in Quantum Hall System	共著	2007年11月	Yukawa International Seminar 2007 (YKIS2007) Interaction and Nanostructural Effects in Low-Dimensional Systems, Kyoto, Japan.	Ryoen Shirasaki, Akira Endo, Naomichi Hatano, Hiroaki Nakamura （ポスター発表）
57. Energy Current and Pressure in Microscopic Field with Dirac Delta Function	共著	2007年11月	Symposium on the 50th Anniversary of the Alder transition, Kanazawa, Japan	Atsushi Ito and Hiroaki Nakamura （ポスター発表）
58. Molecular dynamics simulation of hydrogen atom sputtering on the surface of graphite with defect and edge	共著	2008年5月	18th International Conference on Plasma Surface Interaction (PSI18), Toledo, Spain	Atsushi Ito, Hiroaki Nakamura, Ying Wang, Stephan Irle and Keiji Morokuma （ポスター発表）
59. Simulation of hydrocarbon reflection from carbon and tungsten surfaces and its impact on codeposition patterns on plasma facing components	共著	2008年5月	18th International Conference on Plasma Surface Interaction (PSI18), Toledo, Spain	K.Ohya, Y.Kikuhara, K.Inai, A.Kirschner, D.Borodin, A.Ito, Hiroaki Nakamura, T.Tanabe （ポスター発表）
60. Hydrocarbon Reflection and Redeposition on Plasma-Facing Surfaces.	共著	2008年5月	2nd Japan-China Workshop on blanket and tritium technology , Sendai, Japan	Y.Kikuhara, K.Inai, A.Ito, Hiroaki Nakamura, K.Ohya, （ポスター発表）
61. Molecular Dynamics Study of Hydrogen Atom Sputtering on Graphite Armchair and Zigzag Surfaces	共著	2008年6月	The 1st International Conference of the Grand Challenge to Next-Generation Integrated Nanoscience, Tokyo, Japan	Atsushi Ito and Hiroaki Nakamura （ポスター発表）
62. Molecular Dynamics Study on Behavior of Hydrocarbon Molecules in Hydrogen Atom Gas	共著	2008年9月	14th International Congress on Plasma Physics (ICPP2008), Fukuoka, Japan,	Atsushi Ito and Hiroaki Nakamura （ポスター発表）
63. Atomic density dependence of formation of polycyclic aromatic hydrocarbon by molecular dynamics simulation	共著	2008年9月	Workshop for Interstellar Matter 2008, 4-6 September, Hokkaido University, Sapporo, Japan	Atsushi Ito, Hiroaki Nakamura, and Junko Takahashi,
64. Molecular Dynamics Simulation of Chemical Sputtering of Hydrogen Atom on Layer Structured Graphite	共著	2008年10月	The 22nd IAEA Fusion Energy Conference, Geneva, Switzerland	Atsushi Ito and Hiroaki Nakamura （口頭発表）
65. Modeling of Hydrocarbon Redeposition in the Gaps of Casterated Structures.	共著	2008年10月	The 22nd IAEA Fusion Energy Conference, Geneva, Switzerland	K.Ohya, K.Inai, Y.Kikuhara, A.Ito, Hiroaki Nakamura, Y.Tomita, T.Tanabe, （ポスター発表）
66. A Movable-screen Immersive Projection Display	共著	2008年10月	Proc. of 15^th ACM Symposium on Virtual Reality Software and Technology, Oct. 27-29, Bordeaux, France, pp.275-276, 2008.	Yuichi Tamura, Hiroaki Nakamura,, Atsushi Ito
67. Angle-changeable Immersive Projection Display,	共著	2008年12月	18th International Conference on Artificial Reality and Telexistence(ICAT 2008), December 1-3, 2008 , Keio University, Yokohama, Japan, pp. 258-260	Y. Tamura, Hiroaki Nakamura,
68. Quantum Nernst Effect in a Bismuth	共著	2009年2月	Spin Caloritronics, February 9-13, 2009, Leiden, the Nertherlands	M. Matsuo, A. Endo, N. Hatano, Hiroaki Nakamura, R. Shirasaki, K. Sugihara,
69. Chemisorption of Hydrogen on Graphite (0001): Spin-Polarized Density-Functional Tight-Binding Molecular Dynamics Simulations Using G2MS-Derived C-H Parameters	共著	2009年3月	The Horiba International Symposium on Simulations and Dynamics for Nanoscale and Biological Systems, Takeda Hall (University of Tokyo, Asano Campus), Japan,	Ying Wang, Atsushi Ito, Hiroaki Nakamura, Stephan Irle, and Keiji Morokuma,
70. Hydrogen atom injection into carbon surfaces by comparison between Monte-Carlo, molecular dynamics and ab-initio calculations	共著	2009年5月	The 4th IAEA-TM on the Theory of Plasma Instabilities, May 18-19, 2009, Kyoto University, Japan (poster, P2-23).	Atsushi Ito, Takahiro Kenmotsu, Yasuyuki Kikuhara, Kaoru Ohya, Kensuke Inai, Ying Wang, Stephan Irle, Keiji Morokuma and Hiroaki Nakamura,
71. Chemisorption of Hydrogen on Graphite (0001): Spin-Polarized Density-Functional Tight-Binding Molecular Dynamics Simulations Using G2MS-Derived C-H Parameters	共著	2009年5月	15th International Symposium on Intercalation Compounds, May 10 ~ 14, 2009, Tsinghua University, Beijing, China	Ying Wang, Atsushi Ito, Hiroaki Nakamura, Stephan Irle, and Keiji Morokuma,
72. Density-Functional Tight-Binding Molecular Dynamics SimulationsUsing G2MS-Derived C-H Parameters	共著	2009年7月	International Symposium on Theory of Molecular Structure, Function and Reactivity and CREST International Symposium on Theory and Simulations of Complex Molecular Systems, July 19-21, 2009, Kyoto Uniersity, Japan	Ying Wang, Atsushi Ito, Hiroaki Nakamura, Stephan Irle,and Keiji Morokuma,
73. Hydrogen atom and graphite surfaces interaction by molecular dynamics Monte-Carlo and ab-initio calculations	共著	2009年7月	International Symposium on Theory of Molecular Structure, Function and Reactivity and CREST International Symposium on Theory and Simulations of Complex Molecular Systems, July 19-21, 2009, Kyoto University, Japan.	Atsushi Ito, Takahiro Kenmotsu, Kaoru Ohya, Kenmotsu Inai, Ying Wang,Stephan Irle, Keiji Morokuma, and Hiroaki Nakamura,,
74. Dependence of tritium retention in graphite on temperature control of molecular dynamics	共著	2009年9月	12th International Workshop on Plasma Edge Theory in Fusion Devices (12th PET), 2-4 September 2009, Rostov State Historical Museum, Rostov Veliky, Yaroslavskaya Region, Russia	Atsushi ITO, Hiroaki NAKAMURA, Kaoru OHYAb, and Kensuke INAIb