The Seibu Lions announced on the 30th the coaching staff for the 2027 season.

Hiroyuki Shirasaki will be appointed as the first-team batting coach starting next season. Through the club, Shirasaki commented: 'I intend to utilize the knowledge and insights I gained while working as a performance analyst this past year to support each player by addressing their individual characteristics and challenges, helping them maximize their unique strengths. I will prioritize communication with the players and strive to convey information obtained from analysis in an easy-to-understand manner so it can be applied to daily practice and games. I will continue to learn and devote myself to improving player performance and contributing to the team's scoring ability.'

Coach Masatoshi Okada and Coach Shota Nakata will be reassigned.

▼ First army

Manager: 74 Fumiya Nishiguchi

First-team Head Coach: 91 Yusuke Torigoe

First-team chief pitcher coach: 81 Kiyoshi Toyoda

First-team pitcher coach: 95 Tatsuya Oishi

First-team Battery Coach: 92 Masatoshi Okada

First-team head fielder and batting coach: 78 Toshihisa Nishi

First-team Hitting Coach: 83 Yoshiie Tachibana

First-team Hitting Coach: Hiroyuki Shirasaki

First-team infield defense and base running coach: 87 Satoshi Kuroda

First Team outfield defense and base running Coach: 84 Masato Kumashiro

▼ Farm

Manager: 79 Tatsuya Ozeki

Chief pitcher Coach: 72 Yoshihiro Doi

pitcher Coach: 98 Tomio Watanabe

pitcher Coach: 93 Hayato Aoki

pitcher Coach: 85 Daiki Enokida

Battery Coach: 82 Kosuke Noda

Chief fielder and Batting Coach: 77 Ryutaro Tsuji

Batting Coach: 88 Hiroyuki Oshima

infield defense and base running coach: 80 Keiji Obiki

outfield defense and base running coach: 86 Shogo Akada

▼ Third Team

Chief Coach: 97 Satoshi Aoki

fielder Coach: 76 Norio Tanabe

fielder Coach: 94 Yuji Onizaki

fielder coach: 89 Fumikazu Kimura

fielder coach: 96 Shota Nakata