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The Editorial Board of DEN Open takes this opportunity to acknowledge with particular gratitude the following reviewers who have provided their valuable time and expertise in the evaluation of manuscripts submitted to DEN Open during the period of 1 January 2024 to 31 December 2024. Takao Itoi Editor-in-Chief DEN Open Nobutsugu Abe Kyoichi Adachi Yoichi Akazawa Teppei Akimoto Shintaro Akiyama Ikuo Aoyama Taiki Aoyama Reiko Ashida Shinya Ashizuka Maki Ayaki Rafael Castro Shannon Chan Li-Chun Chang Hideyuki Chiba Eduardo De Moura Akira Dobashi Osamu Dohi Shinpei Doi Alanna Ebigbo Mitsuru Esaki Yuki Fujii Nao Fujimori Ai Fujimoto Toshio Fujisawa Akashi Fujita Yuji Fujita Mitsuharu Fukasawa Nobuhiko Fukuba Shuichi Fukuda Hayato Fukui Shusei Fukunaga Yoshihiro Furuichi Kenichi Goda Osamu Goto Ryunosuke Hakuta Natalie Halvorsen Kenta Hamada Yasuhiko Hamada Kazuo Hara Ryo Harada Minami Hashimoto Shinichi Hashimoto Hisashi Hidaka Kazutoshi Higuchi Takuma Higurashi Takuto Hikichi Makoto Hinokuchi Hiroto Hiraga Kingo Hirasawa Takashi Hirose Takashi Hisabe Yusuke Horiuchi Kinichi Hotta Ryoji Ichijima Katsuro Ichimasa Eikichi Ihara Toshiro Iizuka Yuichiro Ikebuchi Eriko Ikeda Hisatomo Ikehara Atsushi Imagawa Hajime Imai Ken Inoue Tadahisa Inoue Fumiaki Ishibashi Yusuke Ishida Kazunaga Ishigaki Ryu Ishihara Naoki Ishii Hirotoshi Ishiwatari Ken Ito Masanori Ito Nobuhito Ito Sayo Ito Masahiro Itonaga Hiroyoshi Iwagami Naoto Iwai Masaya Iwamuro Takuji Iwashita Keisuke Iwata Taro Iwatsubo Ryuhei Jinushi Tomohiro Kadota Hideki Kamada Ken Kamata Takashi Kanesaka Atsushi Kanno Yoshihide Kanno Hiromitsu Kanzaki Chikatoshi Katada Motohiko Kato Tsunetaka Kato Noriyuki Kawami Seiji Kawano Noboru Kawata Daisuke Kikuchi Toshifumi Kin Satoshi Kinoshita Koh Kitagawa Katsuya Kitamura Yoko Kitamura Masanori Kobayashi Yousuke Kobayashi Shinya Kodashima Takehiko Koga Hirofumi Kogure Yoriaki Komeda Yoshiyasu Kono Shinsuke Koshita Kensuke Kubota Takahiro Kudo Yu-Ting Kuo Chika Kusano Takamichi Kuwahara Toshio Kuwai Yasuharu Maeda Mai Makiguchi Akinori Maruta Hirotsugu Maruyama Atsuhiro Masuda Saburo Matsubara Akihisa Matsuda Takahisa Matsuda Hiroshi Matsumoto Kazuyuki Matsumoto Tomoaki Matsumura Yukitoshi Matsunami Ryo Matsuoka Noriko Matsuura Kosuke Minaga Tatsunori Minamide Yosuke Minoda Masashi Misawa Shuichi Miyamoto Masaki Miyaoka Kurato Miyazaki Kazuhiro Mizukami Suguru Mizuno Douglas Motomura Takashi Murakami Tatsuro Murano Kazumasa Nagai Yasuaki Nagami Itaru Naitoh Kazunari Nakahara So Nakaji Keiichiro Nakajo Jun Nakamura Masanao Nakamura Atsushi Nakayama Ken Namikawa Daiki Nemoto Tsutomu Nishida Noriko Nishiyama Toshihiro Nishizawa Shuzo Nomura Satoru Nonaka Yohei Ogata Ken Ohata Akihisa Ohno Eizaburo Ohno Masayuki Ohta Kensei Ohtsu Kazuo Ohtsuka Tomohiko Ohya Shiro Oka Yutaka Okagawa Takeshi Okamoto Mitsuru Okuno Nozomi Okuno Teppei Omori Shunsuke Omoto Yoichiro Ono Takumi Onoyama Shozo Osera Kazuhiro Ota Koji Otani Akira Ouchi Mohan Ramchandani Ryota Sagami Tomotaka Saito Arata Sakai Taku Sakamoto Yasuhisa Sakata Fumisato Sasaki Yu Sasaki Chiaki Sato Chiko Sato Hiroki Sato Tatsuya Sato Yoshinori Sato Masau Sekiguchi Satoki Shichijo Minoru Shigekawa Yuto Shimamura Masaaki Shimatani Takaya Shimura Satoshi Shinozaki Hideyuki Shiomi Kazuo Shiotsuki Hironari Shiwaku Koichi Soga Noriaki Sugawara Mitsushige Sugimoto Shinya Sugimoto Harutoshi Sugiyama Keijiro Sunada Haruhisa Suzuki Rei Suzuki Sho Suzuki Jun Takada Kazunori Takada Naminatsu Takahara Koji Takahashi Kosuke Takahashi Hiroyuki Takamaru Yusuke Takasaki Ayaka Takasu Yusaku Takatori Hidetoshi Takedatsu Mamoru Takenaka Kotaro Takeshita Tetsuya Takikawa Naoto Tamai Yuzuru Tamaru Takashi Tamaura Fumio Tanaka Masaki Tanaka Takehiro Tanaka Yuki Tanisaka Yusuke Taniyama Tomoaki Tashima Tetsuya Tatsuta Keiichi Tominaga Yuri Tomita Takeshi Tomoda Ryosuke Tonozuka Yosuke Toya Haruka Toyonaga Takayoshi Tsuchiya Yosuke Tsuji Koshiro Tsutsumi Kunihisha Uchita Takeshi Uozumi Kunihiko Wakamura Tosiyuki Wakatsuki Pu Wang Kenta Watanabe Reiko Yamada Takeshi Yamada Daisuke Yamaguchi Tomohiro Yamaguchi Akira Yamamiya Keiko Yamamoto Yoichi Yamamoto Yoshinobu Yamamoto Kentaro Yamao Yasushi Yamasaki Takeshi Yamashina Shunich Yanai Kei Yane Takeshi Yasuda Yoshihiro Yokoyama Masao Yoshida Naohiro Yoshida Naohisa Yoshida Shinji Yoshii Toshiyuki Yoshio Shinichiro Yoshioka Tetsuya Yoshizaki Andee Dzulkarnaen Zakaria