| Name |
Pos |
Team |
Age |
DOB |
POB |
Nationality |
Bats |
Throws |
Height |
Weight |
Salary |
| Jaca, Amberlan |
2B |
Tokyo Yakult Swallows |
17 |
11/03/2000 |
Unknown |
PHI |
Right |
Right |
6' 0" |
175 lbs |
- |
| Jaspal, Adityasena |
SS |
Hokkaido Nippon-Ham Fighters |
18 |
02/14/1999 |
Unknown |
IND |
Right |
Right |
5' 11" |
170 lbs |
- |
| Jiang, Shi-ping |
MR |
Hanshin Tigers |
16 |
01/27/2001 |
Shanghai |
CHN |
Left |
Left |
6' 0" |
165 lbs |
- |
| Jiao, Fei-hsien |
CF |
Hokkaido Nippon-Ham Fighters |
17 |
08/07/2000 |
Shizuishan |
CHN |
Left |
Left |
5' 10" |
160 lbs |
- |
| Johiya, Fakhruddin |
SP |
Tohoku Rakuten Golden Eagles |
17 |
12/01/2000 |
Unknown |
PAK |
Right |
Right |
6' 5" |
195 lbs |
- |
| Jouda, Kyoichi |
SS |
Free Agent |
26 |
04/28/1991 |
Sakurai |
JPN |
Right |
Right |
6' 1" |
150 lbs |
- |
| Jouda, Takehide |
2B |
Free Agent |
37 |
11/11/1980 |
Tokyo |
JPN |
Right |
Right |
6' 0" |
200 lbs |
- |
| Jouda, Takeshi |
MR |
Free Agent |
34 |
12/31/1983 |
Shimminato |
JPN |
Right |
Right |
6' 3" |
220 lbs |
- |
| Jouon, Yamato |
MR |
Free Agent |
20 |
01/07/1997 |
Sasebo |
JPN |
Right |
Right |
6' 0" |
210 lbs |
- |
| Jue, Ye-qing |
MR |
Tokyo Yakult Swallows |
17 |
02/03/2000 |
Jining |
CHN |
Right |
Left |
5' 10" |
160 lbs |
- |
|