| 06/05/1954 | Drafted in the 1954 first-year player draft by the Yokohama Kingfishers. (Round 1, Pick 12, 12th overall pick). |
| 10/14/1954 | Named the #9 prospect in the BAN |
| 03/26/1955 | Unsuccessfully completed training to improve his secondary pitch at the Yokohama Kingfishers development complex. |
| 04/29/1955 | Detrimentally completed training to work on his bunting at the Yokohama Kingfishers development complex. |
| 05/01/1955 | Named the #10 prospect in the BAN |
| 07/16/1955 | Named the #14 prospect in the BAN |
| 02/17/1956 | Successfully completed training to work on his bunting at the Yokohama Kingfishers development complex. |
| 05/01/1956 | Named the #11 prospect in the BAN |
| 03/24/1957 | Unsuccessfully completed training to make one of his poorer pitches more usable at the Yokohama Kingfishers development complex. |
| 05/01/1957 | Named the #33 prospect in the BAN |
| 07/16/1957 | Named the #59 prospect in the BAN |
| 11/22/1957 | Was traded by the Yokohama Kingfishers to the Kyoto Owls, along with LF Masazumi Seki, in exchange for 1B Kimiyasu Aoki. |
| 04/01/1958 | Released by the Kyoto Owls. |
| 05/04/1958 | Signed a minor league contract with majors option with the Kobe Bulls organization. |
| 07/01/1958 | Wins the BAN WL Rookie of the Month Award. |
| 07/16/1958 | Named the #88 prospect in the BAN |
| 08/01/1958 | Wins the BAN WL Rookie of the Month Award. |
| 04/21/1959 | Detrimentally completed training to make one of his poorer pitches more usable at the Kobe Bulls development complex. |
| 07/31/1959 | Was selected to the 1959 Baseball Association of Nippon All-Star Game. |
| 06/01/1960 | Injured (hamstring soreness),day-to-day for 1 day. |
| 06/25/1960 | Injured (mild abdominal strain),day-to-day for one week. |
| 09/16/1960 | Pitches a 3-hit shutout against the Fukuoka Falcons with 0 strikeouts and 1 BB allowed! |
| 05/01/1961 | Successfully completed training to work on his bunting at the Kobe Bulls development complex. |
| 07/01/1961 | Injured (mild abdominal strain),day-to-day for one week. |
| 08/18/1961 | Injured (mild abdominal strain),day-to-day for 4 days. |
| 09/02/1961 | Pitches a 4-hit shutout against the Vesutan Bees with 2 strikeouts and 2 BB allowed! |
| 09/18/1961 | Injured (elbow inflammation),out for one week. |
| 05/01/1962 | Outstandingly completed training to work on his bunting at the Kobe Bulls development complex. |
| 05/02/1962 | Injured (mild abdominal strain),day-to-day for 5 days. |
| 05/30/1962 | Injured (mild abdominal strain),day-to-day for one week. |
| 07/31/1962 | Was selected to the 1962 Baseball Association of Nippon All-Star Game. |
| 08/21/1962 | Injured (mild abdominal strain),day-to-day for 5 days. |
| 01/01/1963 | OSA scouting updated ratings: Stuff: 2; Movement: 3; Control: 2. |
| 01/01/1963 | OSA scouting updated ratings: Stuff: 2; Movement: 3; Control: 2. |
| 06/09/1963 | Pitches a 3-hit shutout against the Nagasaki Stars with 2 strikeouts and 1 BB allowed! |
| 10/01/1963 | Injured (mild abdominal strain),day-to-day for one week. |
| 01/01/1964 | OSA scouting updated ratings: Stuff: 2; Movement: 3; Control: 2. |
| 08/11/1964 | Injured (mild abdominal strain),day-to-day for one week. |
| 10/11/1964 | Wins the 1964 BAN Championship Series with the Kobe Bulls. |
| 09/18/1965 | Injured (mild abdominal strain),day-to-day for 4 days. |
| 10/10/1965 | Wins the 1965 BAN Championship Series with the Kobe Bulls. |
| 05/09/1966 | Injured (ruptured ulnar collateral ligament),out for 12 months. |
| 10/13/1966 | Wins the 1966 BAN Championship Series with the Kobe Bulls. |
| 10/13/1967 | Wins the 1967 BAN Championship Series with the Kobe Bulls. |
| 05/03/1968 | Injured (torn rotator cuff),out for 11 months. |
| 07/17/1969 | Released by the Kobe Bulls. |
| 10/12/1969 | Wins the 1969 BAN Championship Series with the Kobe Bulls. |
| 10/16/1971 | Retired from professional baseball. |
| LEADERBOARD APPEARANCES |
| Year | G | Rank | | 1958 | 50 | 5 | | 1959 | 72 | 1 | | 1960 | 52 | 7 | | 1962 | 56 | 5 | | | Year | GS | Rank | | 1963 | 30 | 2 | | 1964 | 29 | 8 | | | | Year | L | Rank | | 1960 | 15 | 3 | | 1961 | 12 | 7 | | 1963 | 11 | 6 | | 1964 | 11 | 7 | | | Year | SV | Rank | | 1958 | 10 | 5 | | 1959 | 19 | 3 | | 1960 | 8 | 7 | | 1962 | 13 | 5 | |
| Year | HLD | Rank | | 1960 | 3 | 9 | | 1965 | 3 | 8 | | | Year | IP | Rank | | 1963 | 193.1 | 9 | | | | Year | HRA | Rank | | 1961 | 21 | 7 | | 1963 | 21 | 6 | | 1964 | 21 | 2 | | | Year | BB | Rank | | 1963 | 69 | 2 | | 1964 | 82 | 1 | |
| | | Year | BABIP | Rank | | 1961 | .261 | 8 | | 1963 | .266 | 6 | | 1964 | .252 | 4 | | | Year | H/9 | Rank | | 1964 | 8.18 | 7 | | | Year | RA | Rank | | 1958 | 47 | 6 | | 1959 | 72 | 1 | | 1962 | 48 | 7 | | | Year | GF | Rank | | 1958 | 41 | 5 | | 1959 | 60 | 1 | | 1962 | 43 | 5 | |
| Year | QSP | Rank | | 1960 | .750 | 2 | | | | Year | SHO | Rank | | 1960 | 1 | 10 | | 1961 | 1 | 6 | | 1963 | 1 | 7 | | | Year | GB% | Rank | | 1960 | 0.52 | 8 | | 1963 | 0.52 | 6 | | 1964 | 0.57 | 1 | | |