| 02/13/1950 | Drafted in the 1950 free agent draft by the Sapporo Bears. (Round 6, Pick 1, 61st overall pick). |
| 06/19/1950 | Pitches a 8-hit shutout against the Kyoto Owls with 2 strikeouts and 1 BB allowed! |
| 07/01/1950 | Wins the BAN EL Pitcher of the Month Award. |
| 07/01/1950 | Wins the BAN EL Rookie of the Month Award. |
| 07/31/1950 | Was selected to the 1950 Baseball Association of Nippon All-Star Game. |
| 04/01/1951 | Unsuccessfully completed training to increase his velocity at the Sapporo Bears development complex. |
| 05/06/1951 | Pitches a 3-hit shutout against the Denki Dynamics with 2 strikeouts and 1 BB allowed! |
| 07/30/1951 | Pitches a 2-hit shutout against the Denki Dynamics with 2 strikeouts and 1 BB allowed! |
| 07/31/1951 | Was selected to the 1951 Baseball Association of Nippon All-Star Game. |
| 10/10/1951 | Wins the 1951 BAN Championship Series with the Sapporo Bears. |
| 10/19/1951 | Finished 3rd in 1951 BAN EL Noburu Kagawa Award voting. |
| 03/26/1952 | Unsuccessfully completed training to increase his velocity at the Sapporo Bears development complex. |
| 03/26/1953 | Outstandingly completed training to increase his endurance on the mound at the Sapporo Bears development complex. |
| 03/24/1957 | Successfully completed training to increase his endurance on the mound at the Sapporo Bears development complex. |
| 05/09/1957 | Pitches a 3-hit shutout against the Hosho Reliables with 5 strikeouts and 3 BB allowed! |
| 07/31/1957 | Was selected to the 1957 Baseball Association of Nippon All-Star Game. |
| 03/24/1958 | Unsuccessfully completed training to add a pitch to his arsenal at the Sapporo Bears development complex. |
| 06/06/1958 | Pitches a 5-hit shutout against the Denki Dynamics with 2 strikeouts and 0 BB allowed! |
| 07/31/1958 | Was selected to the 1958 Baseball Association of Nippon All-Star Game. |
| 09/21/1958 | Injured (finger blister),day-to-day for 1 day. |
| 03/24/1959 | Successfully completed training to increase his endurance on the mound at the Sapporo Bears development complex. |
| 05/30/1959 | Pitches a 3-hit shutout against the Hosho Reliables with 5 strikeouts and 2 BB allowed! |
| 06/09/1959 | Pitches a 6-hit shutout against the Rakisuta Rams with 3 strikeouts and 4 BB allowed! |
| 02/14/1960 | Was traded by the Sapporo Bears to the Hosho Reliables in exchange for LF Ukon Kikuchi. |
| 09/02/1960 | Injured (sprained ankle),day-to-day for 4 days. |
| 06/30/1961 | Pitches a 3-hit shutout against the Rakisuta Rams with 6 strikeouts and 2 BB allowed! |
| 07/31/1961 | Was selected to the 1961 Baseball Association of Nippon All-Star Game. |
| 08/24/1961 | Pitches a 4-hit shutout against the Kyoto Owls with 4 strikeouts and 0 BB allowed! |
| 07/01/1962 | Wins the BAN EL Pitcher of the Month Award. |
| 07/31/1962 | Was selected to the 1962 Baseball Association of Nippon All-Star Game. |
| 01/01/1963 | OSA scouting updated ratings: Stuff: 2; Movement: 3; Control: 3. |
| 01/01/1963 | OSA scouting updated ratings: Stuff: 2; Movement: 3; Control: 3. |
| 04/21/1963 | Unsuccessfully completed training to increase his endurance on the mound at the Hosho Reliables development complex. |
| 06/04/1963 | Pitches a 3-hit shutout against the Denki Dynamics with 1 strikeouts and 2 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. |
| 05/18/1964 | Injured (finger blister),day-to-day for 5 days. |
| 06/08/1964 | Injured (finger blister),day-to-day for one week. |
| 09/14/1965 | Pitches a 3-hit shutout against the Denki Dynamics with 3 strikeouts and 0 BB allowed! |
| 07/05/1966 | Injured (strained hamstring),day-to-day for 2 weeks. |
| 08/27/1967 | Injured (torn UCL),out for 12 months. |
| 07/31/1968 | Injury setbacks result in end of career. |
| 07/31/1968 | Released by the Hosho Reliables. |
| 10/14/1968 | Retired from professional baseball. |
| LEADERBOARD APPEARANCES |
| Year | SH | Rank | | 1950 | 20 | 1 | | 1951 | 6 | 10 | | 1959 | 10 | 10 | | 1962 | 8 | 9 | | 1965 | 9 | 9 | | | Year | G | Rank | | 1950 | 35 | 6 | | 1951 | 36 | 9 | | | Year | GS | Rank | | 1950 | 35 | 2 | | 1951 | 36 | 4 | | 1960 | 29 | 6 | | 1961 | 29 | 8 | | 1964 | 30 | 2 | | | Year | W | Rank | | 1950 | 13 | 5 | | 1951 | 24 | 3 | | 1956 | 14 | 5 | | 1957 | 14 | 6 | | 1958 | 12 | 8 | | 1959 | 16 | 3 | | 1961 | 11 | 9 | | 1962 | 12 | 8 | | 1963 | 13 | 4 | | | Year | L | Rank | | 1950 | 14 | 2 | | 1951 | 5 | 8 | | 1964 | 14 | 1 | | 1965 | 11 | 8 | | 1966 | 12 | 5 | |
| Year | Win. % | Rank | | 1950 | .481 | 7 | | 1951 | .828 | 3 | | 1956 | .636 | 3 | | 1957 | .778 | 1 | | 1958 | .632 | 6 | | 1959 | .640 | 7 | | 1961 | .550 | 9 | | 1962 | .545 | 10 | | 1963 | .565 | 8 | | | | Year | IP | Rank | | 1950 | 228.2 | 6 | | 1951 | 240.0 | 4 | | | Year | BF | Rank | | 1950 | 1025 | 6 | | 1951 | 978 | 4 | | | Year | HRA | Rank | | 1950 | 8 | 9 | | 1951 | 9 | 8 | | 1965 | 16 | 9 | |
| Year | BB | Rank | | 1950 | 88 | 7 | | 1951 | 59 | 10 | | | Year | K | Rank | | 1950 | 73 | 8 | | 1951 | 73 | 7 | | | Year | WP | Rank | | 1950 | 6 | 2 | | 1951 | 10 | 1 | | 1956 | 6 | 5 | | 1957 | 5 | 7 | | 1959 | 7 | 6 | | 1961 | 7 | 5 | | 1963 | 6 | 7 | | 1964 | 12 | 1 | | 1965 | 8 | 2 | | | Year | ERA | Rank | | 1950 | 4.17 | 6 | | 1951 | 2.96 | 3 | | 1957 | 2.65 | 3 | | 1958 | 2.78 | 5 | | 1961 | 3.04 | 3 | | 1962 | 2.71 | 4 | | 1963 | 2.46 | 4 | | | Year | BABIP | Rank | | 1950 | .294 | 8 | | 1951 | .241 | 1 | | 1956 | .266 | 7 | | 1957 | .247 | 5 | | 1958 | .270 | 8 | | 1961 | .245 | 1 | | 1965 | .238 | 5 | |
| Year | WHIP | Rank | | 1950 | 1.49 | 7 | | 1951 | 1.11 | 3 | | 1956 | 1.19 | 7 | | 1957 | 1.12 | 4 | | 1958 | 1.19 | 4 | | 1961 | 1.18 | 4 | | 1965 | 1.15 | 9 | | | Year | K/BB | Rank | | 1950 | 0.83 | 7 | | 1951 | 1.24 | 4 | | 1956 | 2.02 | 5 | | 1957 | 2.02 | 5 | | 1958 | 2.35 | 4 | | 1959 | 2.03 | 9 | | 1961 | 1.76 | 10 | | 1964 | 2.64 | 10 | | | Year | RA/9 | Rank | | 1950 | 13.46 | 7 | | 1951 | 9.97 | 3 | | 1956 | 10.94 | 7 | | 1957 | 10.18 | 3 | | 1958 | 10.90 | 5 | | 1961 | 10.99 | 5 | | 1965 | 10.55 | 9 | | | Year | HR/9 | Rank | | 1950 | 0.31 | 2 | | 1951 | 0.34 | 3 | | 1957 | 0.57 | 8 | | 1962 | 0.55 | 6 | | 1963 | 0.49 | 5 | | 1966 | 0.49 | 7 | | | Year | H/9 | Rank | | 1950 | 9.92 | 8 | | 1951 | 7.76 | 3 | | 1957 | 7.72 | 5 | | 1961 | 7.65 | 5 | |
| Year | BB/9 | Rank | | 1950 | 3.46 | 2 | | 1951 | 2.21 | 3 | | 1956 | 2.25 | 2 | | 1957 | 2.37 | 4 | | 1958 | 2.32 | 1 | | 1959 | 2.92 | 5 | | 1960 | 2.92 | 10 | | 1961 | 2.94 | 8 | | 1964 | 2.28 | 8 | | | Year | K/9 | Rank | | 1950 | 2.87 | 8 | | 1951 | 2.74 | 7 | | 1959 | 5.93 | 8 | | | Year | QS | Rank | | 1950 | 19 | 5 | | 1951 | 25 | 3 | | 1956 | 18 | 9 | | 1957 | 21 | 6 | | 1958 | 21 | 6 | | 1961 | 22 | 1 | | 1962 | 22 | 2 | | | Year | QSP | Rank | | 1950 | .543 | 6 | | 1951 | .694 | 3 | | 1956 | .621 | 9 | | 1957 | .724 | 2 | | 1958 | .750 | 3 | | 1961 | .759 | 1 | | 1962 | .786 | 2 | | | Year | CG | Rank | | 1950 | 3 | 6 | | 1951 | 6 | 4 | |
| Year | CGP | Rank | | 1950 | .086 | 6 | | 1951 | .167 | 5 | | | Year | SHO | Rank | | 1950 | 1 | 4 | | 1951 | 2 | 3 | | 1957 | 1 | 8 | | 1958 | 1 | 8 | | 1959 | 2 | 7 | | 1961 | 2 | 3 | | 1963 | 1 | 9 | | 1965 | 1 | 5 | | | Year | GB% | Rank | | 1950 | 0.51 | 2 | | 1951 | 0.51 | 1 | | 1956 | 0.53 | 7 | | 1957 | 0.51 | 8 | | 1958 | 0.57 | 1 | | 1959 | 0.56 | 3 | | 1961 | 0.53 | 8 | | 1962 | 0.53 | 2 | | 1966 | 0.57 | 3 | | | Year | WAR | Rank | | 1950 | 4.6 | 3 | | 1951 | 6.9 | 3 | | 1956 | 4.5 | 8 | | 1957 | 4.8 | 8 | | 1958 | 4.4 | 9 | | |