Teams
 | Saitama Seibu Lions |
2025 Roster |
Thursday, May 29, 2025
| No. | MANAGER | Born | Note | ||||
|---|---|---|---|---|---|---|---|
| 74 | Nishiguchi, Fumiya | Sep. 26, 1972 | |||||
| No. | PITCHERS | Born | Ht.(cm) | Wt.(kg) | T | B | Note |
| 29 | Aoyama, Minato | Jul. 19, 2000 | 184 | 94 | R | R | |
| 43 | Hada, Shinnosuke | Dec. 25, 2003 | 191 | 84 | L | L | |
| 25 | Hirai, Katsunori | Dec. 20, 1991 | 180 | 90 | R | R | |
| 48 | Imai, Tatsuya | May 9, 1998 | 180 | 80 | R | R | |
| 23 | Itogawa, Ryota | Apr. 30, 1998 | 172 | 80 | R | R | |
| 34 | Kaino, Hiroshi | Nov. 16, 1996 | 188 | 92 | R | L | |
| 46 | Kariu, Shoma | Dec. 25, 2006 | 186 | 74 | R | R | |
| 57 | Kuroda, Masaya | Jan. 24, 2004 | 188 | 85 | R | R | |
| 54 | Kuroki, Yuta | Aug. 16, 1994 | 180 | 87 | R | L | Registered(developmental player ->) (Mar. 25). |
| 70 | Mameda, Taishi | Jan. 15, 2003 | 173 | 88 | R | R | |
| 17 | Matsumoto, Wataru | Nov. 28, 1996 | 176 | 88 | R | R | |
| 69 | Mizukami, Yoshinobu | Jul. 13, 1998 | 176 | 79 | R | R | |
| 58 | Nakamura, Yuta | Aug. 31, 1995 | 184 | 90 | R | R | |
| 41 | Narita, Haruse | Feb. 27, 2006 | 184 | 89 | R | R | |
| 56 | Ramirez, Emmanuel | Jul. 15, 1994 | 188 | 86 | R | R | |
| 19 | Sato, Shunsuke | Jan. 3, 2000 | 182 | 86 | L | L | |
| 52 | Shinohara, Hibiki | Sep. 20, 2006 | 178 | 76 | R | R | |
| 71 | Sugai, Shinya | Jun. 28, 2003 | 183 | 84 | L | L | |
| 47 | Sugiyama, Haruki | Sep. 23, 2005 | 181 | 85 | L | L | |
| 16 | Sumida, Chihiro | Aug. 20, 1999 | 177 | 81 | L | L | |
| 61 | Taira, Kaima | Nov. 15, 1999 | 173 | 93 | R | L | |
| 42 | Takahashi, Bo | Jan. 23, 1997 | 183 | 93 | R | R | |
| 13 | Takahashi, Kona | Feb. 3, 1997 | 190 | 105 | R | R | |
| 21 | Takeuchi, Natsuki | Jul. 21, 2001 | 187 | 96 | L | L | |
| 20 | Tamura, Ichiro | Sep. 19, 1994 | 173 | 86 | R | L | |
| 11 | Ueda, Taiga | Nov. 15, 2001 | 182 | 86 | R | R | |
| 12 | Watanabe, Yutaro | Sep. 21, 2000 | 191 | 103 | R | R | |
| 45 | Wingenter, Trey | Apr. 15, 1994 | 201 | 107 | R | R | |
| 36 | Yamada, Haruto | May 9, 2004 | 175 | 82 | R | R | |
| 15 | Yoza, Kaito | Sep. 15, 1995 | 173 | 80 | R | R | |
| No. | CATCHERS | Born | Ht.(cm) | Wt.(kg) | T | B | Note |
| 65 | Furuichi, Takeru | Jun. 15, 2002 | 176 | 74 | R | R | |
| 22 | Koga, Yuto | Sep. 10, 1999 | 174 | 88 | R | R | |
| 53 | Makino, Shoya | Mar. 4, 2001 | 178 | 80 | R | L | |
| 27 | Sumitani, Ginjiro | Jul. 19, 1987 | 181 | 98 | R | R | |
| 64 | Tatsuyama, Haruki | May 13, 2006 | 175 | 78 | R | R | |
| 37 | Tsuge, Sena | Jun. 3, 1997 | 174 | 90 | R | R | |
| No. | INFIELDERS | Born | Ht.(cm) | Wt.(kg) | T | B | Note |
| 40 | Cedeno, Leandro | Aug. 22, 1998 | 194 | 118 | R | R | |
| 6 | Genda, Sosuke | Feb. 16, 1993 | 179 | 75 | R | L | |
| 39 | Hirasawa, Taiga | Dec. 24, 1997 | 176 | 80 | R | L | |
| 0 | Kodama, Ryosuke | Jul. 10, 1998 | 166 | 65 | R | R | |
| 59 | Koga, Teruki | Aug. 25, 2000 | 181 | 88 | R | L | |
| 30 | Motoyama, Hiyu | Dec. 4, 1998 | 181 | 82 | R | L | |
| 99 | Murata, Reon | Aug. 4, 2001 | 197 | 112 | R | R | |
| 60 | Nakamura, Takeya | Aug. 15, 1983 | 175 | 105 | R | R | |
| 00 | Nakata, Keisuke | Jul. 25, 1999 | 175 | 74 | R | S | Registered(developmental player ->) (Mar. 25). |
| 67 | Nomura, Daiju | Sep. 10, 2000 | 171 | 84 | R | R | |
| 2 | Saito, Hiroto | Jan. 27, 2007 | 181 | 76 | R | R | |
| 10 | Satoh, Ryusei | Jan. 15, 1997 | 174 | 85 | R | R | |
| 50 | Takamatsu, Wataru | Jul. 2, 1999 | 177 | 75 | R | L | |
| 62 | Takizawa, Natsuo | Aug. 13, 2003 | 164 | 65 | R | L | |
| 5 | Tonosaki, Shuta | Dec. 20, 1992 | 177 | 84 | R | R | |
| 66 | Watanabe, Kento | Dec. 26, 1998 | 176 | 115 | R | R | |
| 32 | Yamamura, Takayoshi | Sep. 28, 2002 | 183 | 89 | R | L | |
| 4 | Yamanobe, Kakeru | May 24, 1994 | 170 | 74 | R | R | Traded to Yakult (May 1). |
| No. | OUTFIELDERS | Born | Ht.(cm) | Wt.(kg) | T | B | Note |
| 33 | Furukawa, Yuudai | May 25, 2004 | 186 | 90 | R | R | |
| 63 | Hasegawa, Shinya | May 17, 2002 | 183 | 87 | R | R | |
| 73 | Higuma, Montell | Mar. 18, 2000 | 187 | 88 | R | R | Registered(developmental player ->) (May 7). |
| 31 | Hiranuma, Shota | Aug. 16, 1997 | 179 | 83 | R | L | |
| 9 | Hiruma, Takuya | Sep. 8, 2000 | 177 | 85 | L | L | |
| 68 | Kishi, Junichiro | Dec. 8, 1996 | 174 | 83 | R | R | |
| 1 | Kuriyama, Takumi | Sep. 3, 1983 | 177 | 85 | R | L | |
| 44 | Lin, Kuan-Chen | Dec. 30, 2002 | 195 | 105 | R | R | |
| 35 | Matsubara, Seiya | Jan. 26, 1995 | 173 | 78 | R | L | |
| 26 | Nevin, Tyler | May 29, 1997 | 193 | 102 | R | R | |
| 51 | Nishikawa, Manaya | Jun. 10, 1999 | 181 | 90 | R | L | |
| 75 | Okumura, Koichi | Dec. 24, 1999 | 178 | 83 | R | R | |
| 8 | Watanabe, Seiya | Aug. 31, 2002 | 177 | 88 | R | R | |
Developmental Squad
| No. | PITCHERS | Born | Ht.(cm) | Wt.(kg) | T | B | Note |
|---|---|---|---|---|---|---|---|
| 123 | Fuji, Yamato | Aug. 26, 2006 | 186 | 80 | L | L | |
| 111 | Hamaya, Shota | Jan. 26, 1999 | 176 | 79 | L | L | |
| 120 | Inoue, Hiroki | Jul. 17, 2001 | 181 | 84 | R | R | |
| 129 | Kawashimo, Masahiro | Apr. 3, 2005 | 186 | 72 | L | L | |
| 131 | Kise, Shota | Apr. 5, 2005 | 187 | 90 | R | R | |
| 116 | Lopez, Victor | Sep. 2, 1999 | 193 | 102 | R | R | |
| 121 | Miura, Daiki | Apr. 7, 2000 | 180 | 88 | R | L | |
| 117 | Miyazawa, Taisei | Apr. 15, 1999 | 185 | 95 | R | R | |
| 127 | Moriwaki, Ryosuke | Jul. 13, 1992 | 175 | 70 | R | R | |
| 112 | Omagari, Ren | May 21, 1998 | 180 | 81 | R | R | |
| 115 | Sasaki, Takeru | May 13, 1996 | 179 | 87 | L | L | |
| 133 | Satoh, Sou | Feb. 9, 2003 | 177 | 79 | L | L | |
| 125 | Sinclair, Joseph Konosuke | Jun. 12, 2001 | 193 | 94 | L | L | |
| 114 | Uema, Towa | Jan. 31, 2001 | 180 | 82 | R | R | |
| No. | CATCHERS | Born | Ht.(cm) | Wt.(kg) | T | B | Note |
| 122 | Koresawa, Ryosuke | Apr. 19, 2000 | 177 | 82 | R | R | |
| 113 | Noda, Kaito | Mar. 18, 2005 | 174 | 80 | R | R | |
| No. | INFIELDERS | Born | Ht.(cm) | Wt.(kg) | T | B | Note |
| 138 | Fukuo, Haruma | Apr. 6, 2006 | 181 | 77 | R | L | |
| 130 | Kaneko, Koji | Sep. 2, 2003 | 177 | 79 | R | L | |
| 134 | Kawano, Ryota | Jun. 28, 2001 | 178 | 82 | R | S | |
| 118 | Nomura, Kazuki | Jun. 7, 2003 | 183 | 100 | R | R | |
| 128 | Sato, Taiyo | May 19, 2002 | 176 | 78 | R | L | |
| 126 | Taniguchi, Asahi | Apr. 3, 2004 | 185 | 85 | R | R | |
| No. | OUTFIELDERS | Born | Ht.(cm) | Wt.(kg) | T | B | Note |
| 124 | Garcia, Anthony | Sep. 5, 2000 | 198 | 115 | R | S | |
| 135 | Nakamigawa, Yuta | Oct. 22, 2002 | 180 | 100 | R | L | |
| 132 | Ratanayake, Ramal Geevin | Apr. 8, 2006 | 180 | 91 | R | R | |
| 137 | Sawada, Haruto | Jul. 30, 2006 | 170 | 68 | R | S | |
| 139 | Umebinyuo, Okemu Mei | Apr. 10, 2006 | 184 | 77 | R | R |