Full name: Masumi Mishina
Original name: 三科 真澄
Gender: Female
Height: 5'4" (163 cm)
Weight: 139 lbs (63 kg)
Born: March 12, 1982 in Chigasaki, Kanagawa, Japan
Affiliations: Hitachi-Renesas Takas.
Country:
Japan
Sport: Softball
Medals: 1 Gold, 1 Bronze (2 Total)
| Games | Age | City | Sport | Event | Team | NOC | Rank | Medal | |
|---|---|---|---|---|---|---|---|---|---|
| 2004 Summer | 22 | Athina | Softball | Women's Softball | Japan | JPN | 3 | Bronze | |
| 2008 Summer | 26 | Beijing | Softball | Women's Softball | Japan | JPN | 1 | Gold |
| Games | Age | City | Sport | Team | NOC | Phase | Unit | Rank | Date | Result | Position | TR | TH/AB/W-L-S | TE/H/IP | R/ER | HR/SO | RBI/BB |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2004 Summer | 22 | Athina | Softball | Japan | JPN | Final Round | Final | 2 | 2004-08-23 | AUS 3, JPN 0 | 2nd Base | 0 | 3 | 0 | 2 | 0 | 0 |
| 2004 Summer | 22 | Athina | Softball | Japan | JPN | Semi-Finals | Game #2 | 1 | 2004-08-22 | JPN 1, CHN 0 | 2nd Base | 1 | 2 | 0 | 0 | 0 | 0 |
| 2004 Summer | 22 | Athina | Softball | Japan | JPN | Round-Robin | Game #1 | 2 | 2004-08-14 | AUS 4, JPN 2 | 2nd Base | 2 | 2 | 0 | 0 | 0 | 0 |
| 2004 Summer | 22 | Athina | Softball | Japan | JPN | Round-Robin | Game #5 | 1 | 2004-08-15 | JPN 6, TPE 0 | 2nd Base | 6 | 3 | 1 | 1 | 0 | 0 |
| 2004 Summer | 22 | Athina | Softball | Japan | JPN | Round-Robin | Game #10 | 2 | 2004-08-16 | USA 3, JPN 0 | 2nd Base | 0 | 2 | 0 | 0 | 0 | 0 |
| 2004 Summer | 22 | Athina | Softball | Japan | JPN | Round-Robin | Game #14 | 2 | 2004-08-17 | CAN 1, JPN 0 | 2nd Base | 0 | 3 | 0 | 0 | 0 | 0 |
| 2004 Summer | 22 | Athina | Softball | Japan | JPN | Round-Robin | Game #20 | 1 | 2004-08-18 | JPN 6, GRE 0 | 2nd Base | 6 | 3 | 0 | 1 | 0 | 2 |
| 2004 Summer | 22 | Athina | Softball | Japan | JPN | Round-Robin | Game #23 | 1 | 2004-08-19 | JPN 1, ITA 0 | 2nd Base | 1 | 2 | 0 | 0 | 0 | 0 |
| 2004 Summer | 22 | Athina | Softball | Japan | JPN | Round-Robin | Game #28 | 1 | 2004-08-20 | JPN 2, CHN 0 | 2nd Base | 2 | 3 | 0 | 1 | 0 | 0 |
| 2008 Summer | 26 | Beijing | Softball | Japan | JPN | Final Round | Grand Final | 1 | 2008-08-21 | JPN 3, USA 1 | 2nd Base | 3 | 3 | 1 | 1 | 0 | 0 |
| 2008 Summer | 26 | Beijing | Softball | Japan | JPN | Final Round | Final | 1 | 2008-08-20 | JPN 4, AUS 3 | 2nd Base | 4 | 5 | 1 | 0 | 0 | 0 |
| 2008 Summer | 26 | Beijing | Softball | Japan | JPN | Semi-Finals | Game #1 | 2 | 2008-08-20 | USA 4, JPN 1 | 2nd Base | 1 | 3 | 0 | 0 | 0 | 0 |
| 2008 Summer | 26 | Beijing | Softball | Japan | JPN | Round-Robin | Game #4 | 1 | 2008-08-12 | JPN 4, AUS 3 | 2nd Base | 4 | 2 | 0 | 0 | 0 | 0 |
| 2008 Summer | 26 | Beijing | Softball | Japan | JPN | Round-Robin | Game #7 | 1 | 2008-08-13 | JPN 2, TPE 1 | 2nd Base | 2 | 2 | 0 | 0 | 0 | 0 |
| 2008 Summer | 26 | Beijing | Softball | Japan | JPN | Round-Robin | Game #14 | 2 | 2008-08-15 | USA 7, JPN 0 | 2nd Base | 0 | 2 | 0 | 0 | 0 | 0 |
| 2008 Summer | 26 | Beijing | Softball | Japan | JPN | Round-Robin | Game #17 | 1 | 2008-08-16 | JPN 3, CHN 0 | 2nd Base | 3 | 3 | 0 | 0 | 0 | 0 |
| 2008 Summer | 26 | Beijing | Softball | Japan | JPN | Round-Robin | Game #22 | 1 | 2008-08-17 | JPN 5, VEN 2 | 2nd Base | 5 | 2 | 0 | 0 | 0 | 0 |
| 2008 Summer | 26 | Beijing | Softball | Japan | JPN | Round-Robin | Game #27 | 1 | 2008-08-18 | JPN 6, CAN 0 | Designated Player | 6 | 2 | 2 | 0 | 0 | 0 |