About TAKAYANAGI Hideko
About Tohoku Univ., Sendai, JPN
About IRYU Yasufumi
About Tohoku Univ., Sendai, JPN
About YAMADA Tsutomu
About Tohoku Univ., Sendai, JPN
About ODA Motoyoshi
About Tohoku Univ., Sendai, JPN
About YAMAMOTO Kazuyuki
About Tohoku Univ., Sendai, JPN
About SATO Tokiyuki
About Akita Univ., Akita, JPN
About CHIYONOBU Shun
About Tohoku Univ., Sendai, JPN
About NISHIMURA Akira
About Advanced Industrial Sci. and Technol. (AIST), Tsukuba, JPN
About NAKAZAWA Tsutomu
About Advanced Industrial Sci. and Technol. (AIST), Tsukuba, JPN
About SHIOKAWA Satoshi
About Japan Oil, Gas and Metals National Corp. (JOGMEC), Kawasaki, JPN
About Island Arc
About Cenozoic Era
About 浅海炭酸塩
About Marine geology
About 北西太平洋
About 潜水
About 海山
About 炭酸塩堆積物