The Editorial Board would like to extend sincere thanks to the Reproductive Medicine and Biology reviewers of volume 15 for their advice and contribution to the both the board and the authors.

Kuniya Abe

Kohzo Aisaka

Hidenori Akutsu

Hiroyuki Asakura

Toshiaki Endo

Akihisa Fujimoto

Toshihiro Fujiwara

Shinichiro Fukuhara

Tatsuro Furui

Sandeep Goel

Toshio Hamatani

Miyuki Harada

Tsuyoshi Hashiba

Shu Hashimoto

Yasushi Hirota

Tomomoto Ishikawa

Ryuichi Kato

Kazuhiro Kawamura

Akiko Kawasaki

Koji Kimura

Naoko Kimura

Michio Kitajima

Akira Komiya

Naoaki Kuji

Shozo Kurotsuchi

Akira Kuwahara

Nagamasa Maeda

Hiromichi Matsumoto

Yasushi Miyagawa

Masashi Miyake

Osamu Mochizuki

Kazuto Morozumi

Koji Nakagawa

Hidetaka Okada

Hiroshi Okada

Nobuaki Ozawa

Haruhiko Sago

Shoichi Sasaki

Kazuo Sengoku

Kou Sueoka

Nao Suzuki

Nobuhiro Suzumori

Chisa Tabata

Masashi Takahashi

Toshifumi Takahashi

Yasushi Takai

Satoru Takamizawa

Tateki Tsutsui

Hiroshi Imai, Editor-in-Chief