Masumi Kuwata
Pitcher · Career Stats, Bio & Records (2007)
Masumi Kuwata was a pitcher who played in Major League Baseball in 2007 for the Pittsburgh Pirates. Across 19 career appearances, he went 0-1 with a 9.43 ERA and 12 strikeouts.
- W (Wins):
- Games credited to a pitcher whose team took a lead it never surrendered while he was the pitcher of record.
- ERA (Earned Run Average):
- Earned runs allowed per nine innings pitched: (ER × 9) ÷ IP. The primary measure of pitching effectiveness.
- SO (Strikeouts):
- For a batter, times retired on a third strike; for a pitcher, batters retired on a third strike.
- WHIP (Walks and Hits per Inning Pitched):
- Baserunners allowed per inning: (BB + H) ÷ IP. Under 1.00 is elite.
Data updated
- Position
- Pitcher
- Bats / Throws
- R / R
- Height / Weight
- 5'10" / 185 lb
- MLB Debut
- 2007-06-10
- Last Game
- 2007-08-13
Season-by-Season Pitching
Click a stat to plot it across every season.
| Year | Team | Lg | W | L | G | GS | CG | SHO | SV | IP | H | ER | BB | SO | ERA | Lg ERA | Pitcher PIV |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2007 | PIT | NL | 0 | 1 | 19 | 0 | 0 | 0 | 0 | 21.0 | 25 | 22 | 15 | 12 | 9.43 | 4.47 (-111%) | -1902.4 |
| Career · 1 season | 0 | 1 | 19 | 0 | 0 | 0 | 0 | 21.0 | 25 | 22 | 15 | 12 | 9.43 | — | -1,902 | ||
Lg columns show the league average for that season, with the player's figure as a percentage above or below it. Career totals the seasons listed above.
Season-by-Season Batting
Click a stat to plot it across every season.
| Year | Team | Lg | G | AB | R | H | 2B | 3B | HR | RBI | SB | BB | SO | AVG | Lg AVG | Lg OBP | Lg SLG | Lg OPS | PIV |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2007 | PIT | NL | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | — | — | — | — | 0.0 |
| Career · 1 season | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | — | — | — | — | — | 0 | ||
Lg columns show the league average for that season, with the player's figure as a percentage above or below it. Career totals the seasons listed above.
Game Log & Splits
View full game log (38 games) →Per-game data from Retrosheet (regular season, through 2025).
Batting — Home / Away
| Split | G | AB | R | H | HR | RBI | AVG |
|---|---|---|---|---|---|---|---|
| Home | 8 | 0 | 0 | 0 | 0 | 0 | — |
| Away | 11 | 0 | 0 | 0 | 0 | 0 | — |
Pitching — Home / Away
| Split | G | IP | H | ER | BB | SO | ERA |
|---|---|---|---|---|---|---|---|
| Home | 8 | 9.0 | 14 | 13 | 6 | 3 | 13.00 |
| Away | 11 | 12.0 | 11 | 9 | 9 | 9 | 6.75 |
Last 10 Games — Pitching
| Date | Tm | Opp | Dec | IP | H | R | ER | BB | SO | HR |
|---|---|---|---|---|---|---|---|---|---|---|
| 2007-08-13 | PIT | SFG | — | 1.0 | 5 | 5 | 5 | 0 | 0 | 1 |
| 2007-08-10 | PIT | SFG | — | 0.0 | 1 | 1 | 1 | 1 | 0 | 0 |
| 2007-08-02 | PIT | STL | — | 1.0 | 1 | 0 | 0 | 2 | 1 | 0 |
| 2007-07-28 | PIT | PHI | — | 2.0 | 4 | 3 | 3 | 3 | 3 | 1 |
| 2007-07-25 | PIT | NYN | — | 1.0 | 0 | 0 | 0 | 1 | 0 | 0 |
| 2007-07-24 | PIT | NYN | — | 1.0 | 2 | 2 | 2 | 0 | 0 | 1 |
| 2007-07-17 | PIT | COL | — | 2.0 | 3 | 1 | 1 | 1 | 0 | 0 |
| 2007-07-16 | PIT | COL | — | 0.2 | 0 | 1 | 0 | 0 | 0 | 0 |
| 2007-07-07 | PIT | CHC | — | 1.0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2007-07-02 | PIT | MIL | L | 0.2 | 5 | 7 | 7 | 2 | 1 | 1 |
Career Games by Position
Circle size = games played at each position.
| Position | Games |
|---|---|
| Pitcher | 19 |
Masumi Kuwata: the record in brief
The profile opens with Masumi Kuwata's first major league game on June 10, 2007; the last one listed came on August 13, 2007. The team column never changes: it is the Pittsburgh Pirates in 2007. Born on April 1, 1968, in Osaka, Osaka, Japan, Kuwata is listed as a pitcher and both batted and threw right-handed. Size on record: 5-foot-10 and 185 pounds.
Across 19 games (0 starts), Kuwata recorded 0 wins against 1 loss with a 9.43 ERA. Also on Kuwata's record: 12 strikeouts. The league ERA over Kuwata's seasons was 4.47, so the 9.43 figure ran 110.8% worse than average. Kuwata's only pitching season is 2007: 19 games, 12 strikeouts.
Every defensive appearance on record for Kuwata, 19 games, came at pitcher. The fielding table credits Kuwata with 1 putouts, 4 assists and 0 errors on the mound.
Kuwata's game-by-game log, linked below the splits, holds 38 games from Retrosheet.
Frequently Asked Questions about Masumi Kuwata
- Was Masumi Kuwata a pitcher?
- Yes. Masumi Kuwata pitched in the major leagues, recording 0 wins and 12 strikeouts.
- What teams did Masumi Kuwata play for?
- Masumi Kuwata played for one team, the Pittsburgh Pirates (2007).
- What were Masumi Kuwata's career stats?
- In 19 games, Masumi Kuwata went 0-1 with a 9.43 ERA, 12 strikeouts, and 21.0 innings pitched.
- What position did Masumi Kuwata play?
- Masumi Kuwata played primarily as a pitcher, the position where he appeared in the most games.
- How tall was Masumi Kuwata and how much did he weigh?
- Masumi Kuwata was listed at 5 feet 10 inches and 185 pounds.
- What was Masumi Kuwata's career ERA?
- Masumi Kuwata finished with a 9.43 career ERA, going 0-1 with 12 strikeouts.
- How many strikeouts did Masumi Kuwata have?
- Masumi Kuwata recorded 12 career strikeouts.
- Is Masumi Kuwata in the Hall of Fame?
- No. Masumi Kuwata has not been inducted into the National Baseball Hall of Fame.