Research articles

Distributed normal faulting and relatively low heat flow conditions during early rifting in the southern Okinawa Trough

Makoto Otsubo, Masataka Kinoshita, Minoru Ikehara, Ryuta Arai, Ayanori Misawa, Hiroaki Koge, Katsura Kameo, Chiori Tamura, Ryoji Toda, Stephen P. Obrochta, Takanori Kagoshima, Tomohiro Toki, Daisuke Kuwano, Seiya Fujishima, Akane Yamamoto, Natsuki Nomura, Aya Osanai, Keita Kono, Issui Ikuma, Chika Onai, Yusei Miyamoto, Yuka Taira, Yu Miyagi, Soma Sato, Michelle M. Nishimoto, Yukihiko Nakano, Hikaru Iwamaru, Yu Suzuki

New Holocene calcified tubular foraminifera in acervulinid macroids from the Kikai Jima shelf, Ryukyu Islands, southwestern Japan

Davide Bassi, Juan Carlos Braga, Roberto Rettori, Komei Yamagishi, Hideko Takayanagi, Ryuji Asami, Yasufumi Iryu

Slope position controls on methane uptake and emissions in a temperate mountainous forest in Japan

Shunsuke Koizumi, Masahito Ueyama, Satoru Takanashi

Topological analysis of micropores within the Quaternary Kakkonda granite, northeast Japan, using persistent homology

Atsushi Okamoto, Shuhei Fujiwara, Kazuki Yoshida, Shunya Okino, Masaoki Uno, Daiki Kido, Tomohiro Ishii, Noriyoshi Tsuchiya, Norihiro Watanabe, Masao Kimura

Decadal variability of simulated phytoplankton and nitrate associated with the Kuroshio Extension instability

Yoshikazu Sasai, Tomoki Tozuka, Eko Siswanto, Hideharu Sasaki, Masami Nonaka

Intrinsic transition mechanism of shallow convection in the wintertime extratropics

Kaito Sato, Masaru Inatsu, Seiya Nishizawa, Takumi Honda

Tsunami excitation by localized subsidence associated with crater formation: a numerical case study for the October 2023 Sofu Seamount event

Tatsuhiko Tokuta, Kentaro Imai, Taro Arikawa

Carbon solubility and liquid-liquid immiscibility in Fe-C-S ternary system up to 6 GPa: Implications for the core of small planetary bodies

Bin Zhao, Guillaume Morard, Geeth Manthilake, Paraskevas Parisiades, Jing Yang, Yingwei Fei, Yann Le Godec, Nozomi Kondo, Takashi Yoshino, Daniele Antonangeli

Late Middle Pleistocene fossil coral reef growth history in the subtropical Northwest Pacific

Riho Tomatsu, Marc Humblet, Kazuhiko Fujita, Yasufumi Iryu

Effect of oxygen ion irradiation on the visible, infrared, and Raman spectra of Phobos candidate materials: implications on the space weathering by Martian atmosphere-derived ions

Haruhisa Tabata, Koki Yumoto, Oya Kawashima, Tomohiro Usui