The Editor-in-Chief greatly appreciates the generous support from peer reviewers. The following individuals provided reviews of papers submitted to The Journal of Antibiotics in September 2019–August 2020. Their efforts have contributed greatly to the high quality and continuous growth of this journal.

Abe, Akio

Adachi, Hayamitsu

Ajito, Keiichi

Anke, Timm

Arai, Masayoshi

Arai, Midori A.

Arakawa, Kenji

Arimoto, Hirokazu

Asami, Yukihiro

Balz, Richard H.

Batta, Gyula

Bisson, Jonathan

Bowling, John

Butler, Mark S.

Choi, JaeHoon

Cragg, Gordon

Curtis, Tom

Dawson, Michael John

De Jonghe, Steven

Deng, Zixin

Dharuman, Suresh

Dickschat, Jeroen

Doi, Takayuki

Eguchi, Tadashi

Fedorowicz, Joanna

Fernandes, Prabhavathi

Fiedler, Hans-Peter

Flieger, Miroslav

Fujii, Isao

Fujimaki, Takahiro

Fukuda, Takashi

Futamura, Yushi

Gross, Harald

Hamada, Moriyuki

Hamamoto, Hiroshi

Harunari, Enjuro

Hashizume, Hideki

Hayakawa, Masayuki

Hayakawa, Yoichi

Hayashi, Yoshio

Hecker, Scott

Herczegh, Pál

Hertweck, Christian

Hino, Motohiro

Hirose, Tomoyasu

Hopkins, Patrycja

Hori, Yasuhiro

Horwith, Gary

Huang, Liang H.

Ichinose, Koji

Igarashi, Masayuki

Igarashi, Yasuhiro

Ikeda, Haruo

Imoto, Masaya

Ishibashi, Masami

Ito, Akihiro

Iwasaki, Arihiro

Iwatsuki, Masato

Jang, Jae-Hyuk

Jelokhani-Niaraki, Masoud

Kakeya, Hideaki

Karaffa, Levente

Katz, Leonard

Kawagishi, Hirokazu

Kawatani, Makoto

Kikuchi, Haruhisa

Kimura, Ken-ichi

Kitani, Shigeru

Kobayashi, Hiroki

Kobayashi, Keisuke

Kodani, Shinya

Komaki, Hisayuki

Koyama, Nobuhiro

Kuo, Ming-Shang

Laatsch, Hartmut

Le Roes-Hill, Marilize

Leão, Pedro

Lee, Jung-Sook

Lee, Richard E.

Li, Sheena

Li, Wen-Jun

Link, A. James

Magae, Junji

Mahmud, Taifo

Maruyama, Jun-ichi

Matsumaru, Takanori

Matsumoto, Atsuko

McAlpine, James B.

McCoy, Lisa

Meyers, Paul

Minami, Atsushi

Mirandam Luis D.

Motoyama, Takayuki

Mudur, Sanjay

Muramatsu, Hideyuki

Nagai, Kenichiro

Nakayama, Atsushi

Napolitano, Jose G.

Nogawa, Toshihiko

Oberlies, Nicholas

Ohno, Osamu

Ohshiro, Taichi

Oku, Naoya

Okuda, Ken-ichi

Okutomi, Takafumi

Olsufyeva, Evgenia N.

Osada, Hiroyuki

Ouellette, Marc

Pearce, Cedric John

Pereira, David

Reeve, Stephanie M.

Rohr, Jürgen

Rooney, Alejandro

Rovira, Alexander

Sahin, Nevzat

Saito, Shun

Schneider-Poetsch, Tilman Hans Jorg

Seki, Atsushi

Shen, Ben

Shigemori, Hideyuki

Shin-ya, Kazuo

Shindo, Kazutoshi

Shiomi, Kazuro

Si, Shuyi

Simizu, Siro

Singh, Sheo B.

Sterner, Olov

Suenaga, Kiyotake

Sugishima, Masakazu

Sugita, Takashi

Sugiyama, Masanori

Sun, Cheng-Hang

Suzuki, Ken-ichi

Takahashi, Yoshikazu

Takata, Iichiro

Takemoto, Yasushi

Tamura, Tomohiko

Tang, Yi

Tatsuda, Daisuke

Tawara, Shuichi

Taylor, Dean P.

Teruya, Toshiaki

Theuretzbacher, Ursula

Tomoda, Hiroshi

Tor, Yitzhak

Tsuda, Masashi

Tyagi, Atul

Uchida, Ryuji

Umemura, Eijiro

Usui, Takeo

Vaara, Martti

Van Lanen, Steven

van Wezel, Gilles Philippus

Wachi, Masaaki

Wada, Akira

Wencewicz, Timothy A.

Williams, Philip

Wright, Gerry

Wrigley, Stephen K.

Yamamura, Hideki

Yamazaki, Hiroyuki

Yashiroda, Yoko

Yonezawa, Minoru

Yoshida, Masahito

Yoshida, Minoru