Team Japan Roster @ U18 World Championships (Women) 2017
| GOALIES | ||||||||
|---|---|---|---|---|---|---|---|---|
| Name | Pos | Age | Birthdate | Birthplace | HT | WT | SC | |
 | Ayu Tonosaki | G | 17 | 1999-01-09 | 5'2" | 121 | L | |
| Mei Sato | G | 16 | 2000-09-21 | 5'2" | 115 | L | |
| DEFENSEMEN | ||||||||
|---|---|---|---|---|---|---|---|---|
| Name | Pos | Age | Birthdate | Birthplace | HT | WT | SC | |
| Ayumi Konishi | D | 17 | 1999-11-08 | 5'5" | 150 | L | |
| Noa Sakurai | D | 17 | 1999-07-03 | 5'5" | 132 | L | |
| Aoi Shiga | D | 17 | 1999-07-04 | 5'5" | 126 | L | |
| Kokoro Ota | D | 16 | 2000-02-12 | 5'3" | 123 | L | |
| Kanami Seki | D | 16 | 2000-06-23 | 5'6" | 154 | L | |
| Sena Takenaka | D | 16 | 2000-12-12 | 5'3" | 128 | L | |
| Mei Sakurai | D | 14 | 2002-03-28 | 5'5" | 123 | R | |
| FORWARDS | ||||||||
|---|---|---|---|---|---|---|---|---|
| Name | Pos | Age | Birthdate | Birthplace | HT | WT | SC | |
| Remi Koyama | F | 16 | 2000-07-17 | 4'9" | 115 | R | |
| Azuki Ushio | F | 14 | 2002-02-27 | 5'0" | 117 | L | |
| Yuuki Ito | F | 16 | 2000-11-22 | 5'4" | 123 | L | |
| Akane Shiga | F | 15 | 2001-03-03 | Obihiro, Japan | 5'5" | 134 | R |
| Mahiro Yamamoto | F | 16 | 2000-07-04 | 5'5" | 128 | R | |
| Moeka Tsutsumi | F | 15 | 2001-02-07 | 5'0" | 106 | L | |
| Hikaru Yamashita | F | 16 | 2000-09-23 | 5'2" | 119 | L | |
| Yumeka Wajima | F | 14 | 2002-10-19 | 5'1" | 106 | R | |
| Miyuri Ogawa | F | 16 | 2000-10-03 | 5'1" | 121 | R | |
| Ran Hinata | F | 17 | 1999-07-27 | 5'4" | 106 | R | |
| Kaho Suzuki | F | 14 | 2002-02-02 | Kushiro, Japan | 5'3" | 117 | R |
| Wakana Kurosu | F | 16 | 2000-06-03 | 5'1" | 121 | R | |
| Airi Sato | F | 14 | 2002-01-12 | 5'0" | 123 | L | |