| 06/05/1951 | Drafted in the 1951 first-year player draft by the Rakisuta Rams. (Round 2, Pick 4, 16th overall pick). |
| 07/16/1951 | Named the #26 prospect in the BAN |
| 10/11/1951 | Named the #36 prospect in the BAN |
| 03/26/1952 | Unsuccessfully completed training to increase his endurance on the mound at the Rakisuta Rams development complex. |
| 05/01/1952 | Named the #29 prospect in the BAN |
| 07/16/1952 | Named the #20 prospect in the BAN |
| 05/01/1953 | Named the #3 prospect in the BAN |
| 01/24/1954 | Unsuccessfully completed training to improve his defense at pitcher at the Rakisuta Rams development complex. |
| 04/29/1954 | Unsuccessfully completed training to work on his bunting at the Rakisuta Rams development complex. |
| 06/08/1954 | Pitches a 5-hit shutout against the Yokohama Kingfishers with 1 strikeouts and 1 BB allowed! |
| 12/27/1954 | Unsuccessfully completed training to work on his bunting at the Rakisuta Rams development complex. |
| 07/18/1955 | Pitches a 6-hit shutout against the Kyoto Owls with 6 strikeouts and 4 BB allowed! |
| 08/15/1955 | Pitches a 3-hit shutout against the Kyoto Owls with 6 strikeouts and 1 BB allowed! |
| 03/26/1956 | Unsuccessfully completed training to make one of his poorer pitches more usable at the Rakisuta Rams development complex. |
| 03/26/1957 | Unsuccessfully completed training to improve his secondary pitch at the Rakisuta Rams development complex. |
| 03/24/1958 | Unsuccessfully completed training to make one of his poorer pitches more usable at the Rakisuta Rams development complex. |
| 08/08/1959 | Pitches a 9-hit shutout against the Denki Dynamics with 5 strikeouts and 1 BB allowed! |
| 09/05/1959 | Pitches a 1-hit shutout against the Hosho Reliables with 5 strikeouts and 1 BB allowed! |
| 11/22/1960 | Unsuccessfully completed training to work on his bunting at the Rakisuta Rams development complex. |
| 05/20/1961 | Injured (viral infection),day-to-day for 4 days. |
| 01/01/1963 | OSA scouting updated ratings: Stuff: 3; Movement: 3; Control: 2. |
| 01/01/1963 | OSA scouting updated ratings: Stuff: 3; Movement: 3; Control: 2. |
| 01/01/1964 | OSA scouting updated ratings: Stuff: 3; Movement: 3; Control: 2. |
| 07/31/1964 | Was selected to the 1964 Baseball Association of Nippon All-Star Game. |
| 08/07/1966 | Injured (strained abdominal muscle),day-to-day for one week. |
| 08/19/1968 | Injured (strained back),day-to-day for 3 days. |
| 10/12/1970 | Retired from professional baseball. |
| LEADERBOARD APPEARANCES |
| Year | G | Rank | | 1954 | 30 | 5 | | 1961 | 52 | 6 | | 1962 | 39 | 10 | | | Year | GS | Rank | | 1954 | 30 | 2 | | 1955 | 28 | 5 | | 1956 | 30 | 9 | | 1957 | 31 | 4 | | | Year | W | Rank | | 1954 | 8 | 7 | | 1955 | 11 | 4 | | | Year | L | Rank | | 1954 | 16 | 1 | | 1955 | 12 | 2 | | 1956 | 15 | 5 | | 1958 | 15 | 2 | | 1959 | 17 | 1 | | 1960 | 11 | 6 | | | Year | Win. % | Rank | | 1954 | .333 | 7 | | 1955 | .478 | 7 | |
| Year | SV | Rank | | 1961 | 9 | 6 | | 1965 | 7 | 7 | | 1966 | 3 | 10 | | | Year | HLD | Rank | | 1961 | 3 | 8 | | 1962 | 10 | 1 | | 1967 | 5 | 7 | | 1970 | 1 | 9 | | | Year | IP | Rank | | 1954 | 201.1 | 5 | | 1955 | 198.2 | 6 | | | Year | BF | Rank | | 1954 | 943 | 3 | | 1955 | 849 | 6 | | 1956 | 912 | 8 | | | Year | HRA | Rank | | 1954 | 23 | 1 | | 1955 | 13 | 8 | | 1956 | 24 | 4 | | 1957 | 25 | 1 | | 1958 | 20 | 6 | | 1959 | 17 | 8 | | 1966 | 13 | 8 | |
| Year | BB | Rank | | 1954 | 113 | 1 | | 1955 | 101 | 1 | | 1956 | 115 | 3 | | 1958 | 103 | 3 | | 1959 | 98 | 3 | | 1960 | 68 | 10 | | | Year | K | Rank | | 1954 | 93 | 8 | | 1955 | 108 | 5 | | 1956 | 118 | 8 | | | Year | WP | Rank | | 1954 | 9 | 1 | | 1955 | 5 | 3 | | 1956 | 7 | 3 | | 1957 | 6 | 1 | | 1958 | 7 | 2 | | | Year | ERA | Rank | | 1954 | 4.87 | 9 | | 1955 | 3.53 | 6 | | 1957 | 3.60 | 10 | | | Year | BABIP | Rank | | 1954 | .301 | 9 | | 1955 | .249 | 3 | | 1957 | .253 | 7 | |
| Year | WHIP | Rank | | 1954 | 1.72 | 9 | | 1955 | 1.33 | 7 | | 1957 | 1.28 | 9 | | | Year | K/BB | Rank | | 1954 | 0.82 | 8 | | 1955 | 1.07 | 7 | | | Year | RA/9 | Rank | | 1954 | 15.69 | 9 | | 1955 | 12.10 | 7 | | 1957 | 11.65 | 9 | | | Year | HR/9 | Rank | | 1954 | 1.03 | 9 | | 1955 | 0.59 | 3 | | | Year | H/9 | Rank | | 1954 | 10.42 | 9 | | 1955 | 7.43 | 2 | | 1957 | 8.18 | 10 | |
| Year | BB/9 | Rank | | 1954 | 5.05 | 9 | | 1955 | 4.58 | 8 | | | Year | K/9 | Rank | | 1954 | 4.16 | 8 | | 1955 | 4.89 | 3 | | | Year | RA | Rank | | 1961 | 52 | 5 | | 1962 | 39 | 8 | | | Year | GF | Rank | | 1961 | 40 | 4 | | 1965 | 28 | 8 | | 1966 | 29 | 7 | | | Year | QS | Rank | | 1954 | 15 | 8 | | 1955 | 15 | 6 | | 1957 | 18 | 9 | |
| Year | QSP | Rank | | 1954 | .500 | 9 | | 1955 | .536 | 6 | | | Year | CG | Rank | | 1954 | 3 | 8 | | 1955 | 5 | 5 | | 1957 | 5 | 10 | | | Year | CGP | Rank | | 1954 | .100 | 9 | | 1955 | .179 | 5 | | | Year | SHO | Rank | | 1954 | 1 | 3 | | 1955 | 2 | 3 | | 1959 | 2 | 7 | | | Year | GB% | Rank | | 1954 | 0.48 | 4 | | 1955 | 0.45 | 6 | | 1959 | 0.52 | 10 | |
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