*Shun-ichi Watanabe¹, Tadashi Ishikawa¹, Yuto Nakamura¹, Yusuke Yokota² (1.Hydrographic and Oceanographic Department, Japan Coast Guard, 2.Institute of Industrial Science, University of Tokyo)

*Yusuke Yokota¹, Tadashi Ishikawa², Shun-ichi Watanabe², Yuto Nakamura² (1.Institute of Industrial Science, The University of Tokyo, 2.Hydrographic and Oceanographic Department, Japan Coast Guard)

*Tadashi Ishikawa¹, Shun-ichi Watanabe¹, Yuto Nakamura¹, Yusuke Yokota² (1.Hydrographic and Oceanographic Department, Japan Coast Guard, 2.Institute of Industrial Science, the University of Tokyo)

*Basara Miyahara¹, Toshimichi Otsubo², Yusuke Yokota³, Shinobu Kurihara¹, Martin Sehnal⁴, Laura Sánchez⁵ (1.GSI of Japan, 2.Hitotsubashi University, 3.The University of Tokyo, 4.BEV Austrian Federal Office of Metrology and Surveying, 5.Deutsches Geodätisches Forschungsinstitut Technical University of Munich)

*Yusuke Yokota¹, Tadafumi Ochi², Mamoru Sekido³, Hiroshi Takiguchi⁴ (1.Institute of Industrial Science, The University of Tokyo, 2.National Institute of Advanced Industrial Science and Technology, 3.National Institute of Information and Communications Technology, 4.Japan Aerospace Exploration Agency)

*Toshimichi Otsubo¹, Hiroshi Araki², Yusuke Yokota³, Takehiro Matsumoto⁴, Koichiro Doi⁵, Yuichi Aoyama⁵, Hiroo Kunimori⁶, Noritomo Yanagimoto⁷, Tetsu Takashima⁸, Koh Kameoka¹, Mihoko Kobayashi¹ (1.Hitotsubashi University, 2.National Astronomical Observatory of Japan, 3.University of Tokyo, 4.Japan Aerospace Exploration Agency, 5.National Institute of Polar Research, 6.National Institute of Information and Communications Technology, 7.Softbank, 8.Vixen)

*Yusuke Yokota¹, Tadashi Ishikawa², Shun-ichi Watanabe², Yuto Nakamura² (1.Institute of Industrial Science, The University of Tokyo, 2.Hydrographic and Oceanographic Department, Japan Coast Guard)

*Yuto Nakamura¹, Yusuke Yokota², Tadashi Ishikawa¹, Shun-ichi Watanabe¹ (1.Hydrographic and Oceanographic Department, Japan Coast Guard, 2.Institute of Industrial Science, University of Tokyo)