| 06/05/1950 | Drafted in the 1950 first-year player draft by the Yokohama Kingfishers. (Round 2, Pick 5, 17th overall pick). |
| 05/01/1951 | Named the #5 prospect in the BAN |
| 07/16/1951 | Named the #21 prospect in the BAN |
| 03/26/1952 | Successfully completed training to improve his pitch control at the Yokohama Kingfishers development complex. |
| 05/01/1952 | Named the #12 prospect in the BAN |
| 03/26/1953 | Successfully completed training to improve his secondary pitch at the Yokohama Kingfishers development complex. |
| 07/01/1953 | Wins the BAN EL Pitcher of the Month Award. |
| 07/31/1953 | Was selected to the 1953 Baseball Association of Nippon All-Star Game. |
| 08/21/1953 | Pitches a 4-hit shutout against the Hosho Reliables with 1 strikeouts and 0 BB allowed! |
| 10/10/1953 | Wins the 1953 BAN Championship Series with the Yokohama Kingfishers. |
| 07/01/1954 | Pitches a 8-hit shutout against the Rakisuta Rams with 4 strikeouts and 2 BB allowed! |
| 07/31/1954 | Was selected to the 1954 Baseball Association of Nippon All-Star Game. |
| 08/01/1954 | Wins the BAN EL Pitcher of the Month Award. |
| 08/10/1954 | Pitches a 4-hit shutout against the Rakisuta Rams with 5 strikeouts and 4 BB allowed! |
| 09/01/1954 | Wins the BAN EL Pitcher of the Month Award. |
| 10/13/1954 | Wins the 1954 BAN Championship Series with the Yokohama Kingfishers. |
| 10/22/1954 | Finished 2nd in 1954 BAN EL Noburu Kagawa Award voting. |
| 03/26/1955 | Successfully completed training to improve his secondary pitch at the Yokohama Kingfishers development complex. |
| 04/02/1955 | Injured (torn rotator cuff),out for 8 months. |
| 09/17/1956 | Pitches a 1-hit shutout against the Denki Dynamics with 4 strikeouts and 2 BB allowed! |
| 02/03/1957 | Successfully completed training to work on his bunting at the Yokohama Kingfishers development complex. |
| 06/22/1957 | Pitches a 2-hit shutout against the Rakisuta Rams with 6 strikeouts and 0 BB allowed! |
| 03/24/1958 | Detrimentally completed training to add a pitch to his arsenal at the Yokohama Kingfishers development complex. |
| 07/30/1958 | Injured (sore thumb),day-to-day for 1 day. |
| 09/21/1958 | Pitches a 2-hit shutout against the Denki Dynamics with 2 strikeouts and 4 BB allowed! |
| 09/25/1958 | Pitches a 3-hit shutout against the Rakisuta Rams with 7 strikeouts and 0 BB allowed! |
| 03/13/1959 | Was traded by the Yokohama Kingfishers to the Kinboshi Kites in exchange for LF Eishin Yoshimura. |
| 10/14/1959 | Wins the 1959 BAN Championship Series with the Kinboshi Kites. |
| 10/11/1961 | Wins the 1961 BAN Championship Series with the Kinboshi Kites. |
| 03/23/1962 | Unsuccessfully completed training to improve his secondary pitch at the Kinboshi Kites development complex. |
| 10/12/1962 | Wins the 1962 BAN Championship Series with the Kinboshi Kites. |
| 01/01/1963 | OSA scouting updated ratings: Stuff: 3; Movement: 3; Control: 3. |
| 01/01/1963 | OSA scouting updated ratings: Stuff: 3; Movement: 3; Control: 3. |
| 06/25/1963 | Pitches a 8-hit shutout against the Osaka Sailors with 4 strikeouts and 1 BB allowed! |
| 06/30/1963 | Pitches a 5-hit shutout against the Fukuoka Falcons with 2 strikeouts and 0 BB allowed! |
| 07/31/1963 | Was selected to the 1963 Baseball Association of Nippon All-Star Game. |
| 01/01/1964 | OSA scouting updated ratings: Stuff: 2; Movement: 3; Control: 3. |
| 07/23/1964 | Injured (back tightness),day-to-day for 2 days. |
| 05/18/1967 | Injured (mild abdominal strain),day-to-day for one week. |
| 05/22/1967 | Suffered setback in recovery from injury, will miss another one week. |
| 10/14/1967 | Retired from professional baseball. |
| LEADERBOARD APPEARANCES |
| Year | SH | Rank | | 1953 | 5 | 8 | | 1954 | 8 | 7 | | | Year | G | Rank | | 1953 | 32 | 5 | | 1954 | 31 | 4 | | 1967 | 41 | 10 | | | Year | GS | Rank | | 1953 | 32 | 1 | | 1954 | 31 | 1 | | 1960 | 30 | 2 | | 1961 | 30 | 4 | | 1962 | 29 | 3 | | 1963 | 29 | 5 | | 1964 | 30 | 5 | | | Year | W | Rank | | 1953 | 12 | 4 | | 1954 | 16 | 1 | | 1960 | 17 | 1 | | 1962 | 12 | 6 | | 1963 | 10 | 7 | | | Year | L | Rank | | 1953 | 11 | 5 | | 1954 | 9 | 6 | | 1962 | 12 | 5 | | 1964 | 12 | 4 | | 1966 | 12 | 8 | |
| Year | Win. % | Rank | | 1953 | .522 | 4 | | 1954 | .640 | 4 | | 1959 | .545 | 10 | | 1960 | .680 | 4 | | 1963 | .556 | 6 | | | | Year | IP | Rank | | 1953 | 214.2 | 3 | | 1954 | 231.1 | 2 | | | Year | BF | Rank | | 1953 | 934 | 3 | | 1954 | 975 | 2 | | | Year | HRA | Rank | | 1953 | 13 | 9 | | 1954 | 11 | 9 | | 1957 | 18 | 10 | | 1962 | 18 | 10 | | 1963 | 19 | 9 | | 1965 | 17 | 9 | | 1966 | 20 | 2 | |
| Year | BB | Rank | | 1953 | 95 | 2 | | 1954 | 96 | 2 | | 1956 | 81 | 9 | | 1964 | 59 | 8 | | | Year | K | Rank | | 1953 | 103 | 3 | | 1954 | 155 | 2 | | 1959 | 103 | 10 | | | Year | WP | Rank | | 1953 | 4 | 4 | | 1954 | 4 | 5 | | 1959 | 12 | 1 | | 1960 | 7 | 4 | | | Year | ERA | Rank | | 1953 | 3.94 | 5 | | 1954 | 3.07 | 3 | | 1960 | 3.26 | 9 | | 1961 | 3.97 | 10 | | 1963 | 3.36 | 6 | | | Year | BABIP | Rank | | 1953 | .277 | 3 | | 1954 | .277 | 5 | | 1956 | .266 | 6 | | 1960 | .248 | 5 | | 1961 | .260 | 7 | | 1962 | .256 | 8 | | 1963 | .272 | 8 | |
| Year | WHIP | Rank | | 1953 | 1.41 | 5 | | 1954 | 1.28 | 4 | | 1960 | 1.20 | 8 | | 1961 | 1.33 | 7 | | 1962 | 1.24 | 9 | | | Year | K/BB | Rank | | 1953 | 1.08 | 5 | | 1954 | 1.61 | 4 | | | Year | RA/9 | Rank | | 1953 | 12.75 | 5 | | 1954 | 11.75 | 4 | | 1960 | 10.98 | 8 | | 1961 | 12.31 | 7 | | 1962 | 11.37 | 9 | | | Year | HR/9 | Rank | | 1953 | 0.55 | 2 | | 1954 | 0.43 | 1 | | 1958 | 0.63 | 10 | | | Year | H/9 | Rank | | 1953 | 8.68 | 2 | | 1954 | 7.82 | 3 | | 1956 | 8.32 | 10 | | 1959 | 8.06 | 9 | | 1960 | 7.81 | 6 | | 1961 | 8.55 | 8 | | 1962 | 8.34 | 10 | |
| Year | BB/9 | Rank | | 1953 | 3.98 | 6 | | 1954 | 3.73 | 5 | | 1966 | 2.13 | 5 | | | Year | K/9 | Rank | | 1953 | 4.32 | 4 | | 1954 | 6.03 | 2 | | 1957 | 5.36 | 7 | | 1959 | 5.50 | 5 | | 1964 | 5.87 | 10 | | | | Year | QS | Rank | | 1953 | 21 | 1 | | 1954 | 22 | 1 | | 1960 | 19 | 5 | | 1961 | 16 | 9 | | 1962 | 18 | 6 | | | Year | QSP | Rank | | 1953 | .656 | 2 | | 1954 | .710 | 4 | | 1960 | .633 | 9 | | 1962 | .621 | 7 | |
| Year | CG | Rank | | 1953 | 4 | 5 | | 1954 | 9 | 3 | | | Year | CGP | Rank | | 1953 | .125 | 5 | | 1954 | .290 | 3 | | | Year | SHO | Rank | | 1953 | 2 | 3 | | 1954 | 2 | 2 | | 1956 | 1 | 10 | | 1957 | 1 | 8 | | 1958 | 2 | 6 | | 1963 | 2 | 3 | | | Year | GB% | Rank | | 1953 | 0.56 | 1 | | 1954 | 0.55 | 1 | | 1956 | 0.55 | 2 | | 1961 | 0.53 | 7 | | 1962 | 0.49 | 10 | | 1964 | 0.55 | 4 | | | Year | WAR | Rank | | 1953 | 3.3 | 4 | | 1954 | 5.5 | 2 | |