| 06/05/1951 | Drafted in the 1951 first-year player draft by the Yokohama Kingfishers. (Round 2, Pick 3, 15th overall pick). |
| 07/16/1951 | Named the #27 prospect in the BAN |
| 10/11/1951 | Named the #22 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 #26 prospect in the BAN |
| 05/01/1953 | Named the #10 prospect in the BAN |
| 09/01/1953 | Wins the BAN EL Rookie of the Month Award. |
| 10/01/1953 | Wins the BAN EL Rookie of the Month Award. |
| 10/10/1953 | Wins the 1953 BAN Championship Series with the Yokohama Kingfishers. |
| 03/26/1954 | Successfully completed training to add a pitch to his arsenal at the Yokohama Kingfishers development complex. |
| 07/31/1954 | Was selected to the 1954 Baseball Association of Nippon All-Star Game. |
| 09/13/1954 | Injured (forearm cramp),day-to-day for 5 days. |
| 10/13/1954 | Wins the 1954 BAN Championship Series with the Yokohama Kingfishers. |
| 03/26/1955 | Successfully completed training to improve his secondary pitch at the Yokohama Kingfishers development complex. |
| 09/02/1956 | Pitches a 2-hit shutout against the Denki Dynamics with 6 strikeouts and 5 BB allowed! |
| 06/01/1957 | Pitches a 5-hit shutout against the Sapporo Bears with 6 strikeouts and 3 BB allowed! |
| 06/01/1958 | Pitches a 1-hit shutout against the Sapporo Bears with 9 strikeouts and 4 BB allowed! |
| 07/01/1958 | Wins the BAN EL Pitcher of the Month Award. |
| 07/10/1958 | Pitches a 1-hit shutout against the Kyoto Owls with 8 strikeouts and 3 BB allowed! |
| 07/31/1958 | Was selected to the 1958 Baseball Association of Nippon All-Star Game. |
| 08/12/1958 | Pitches a 5-hit shutout against the Hosho Reliables with 3 strikeouts and 2 BB allowed! |
| 03/24/1959 | Outstandingly completed training to improve his secondary pitch at the Yokohama Kingfishers development complex. |
| 06/01/1959 | Wins the BAN EL Pitcher of the Month Award. |
| 06/05/1959 | Pitches a 3-hit shutout against the Rakisuta Rams with 6 strikeouts and 3 BB allowed! |
| 07/31/1959 | Was selected to the 1959 Baseball Association of Nippon All-Star Game. |
| 08/21/1959 | Pitches a 4-hit shutout against the Denki Dynamics with 4 strikeouts and 2 BB allowed! |
| 09/09/1959 | Pitches a 8-hit shutout against the Sapporo Bears with 2 strikeouts and 2 BB allowed! |
| 05/03/1960 | Pitches a 3-hit shutout against the Hosho Reliables with 5 strikeouts and 1 BB allowed! |
| 05/24/1960 | Pitches a 4-hit shutout against the Rakisuta Rams with 4 strikeouts and 3 BB allowed! |
| 05/31/1960 | Injured (flu-like symptoms),day-to-day for 2 days. |
| 06/08/1960 | Pitches a 1-hit shutout against the Rakisuta Rams with 5 strikeouts and 2 BB allowed! |
| 10/13/1960 | Wins the 1960 BAN Championship Series with the Yokohama Kingfishers. |
| 05/23/1961 | Pitches a 5-hit shutout against the Denki Dynamics with 7 strikeouts and 1 BB allowed! |
| 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. |
| 01/01/1964 | OSA scouting updated ratings: Stuff: 4; Movement: 3; Control: 3. |
| 07/31/1964 | Was selected to the 1964 Baseball Association of Nippon All-Star Game. |
| 07/31/1964 | Pitches a 2-hit shutout against the Denki Dynamics with 3 strikeouts and 1 BB allowed! |
| 08/01/1964 | Wins the BAN EL Pitcher of the Month Award. |
| 05/23/1965 | Pitches a 6-hit shutout against the Hosho Reliables with 3 strikeouts and 0 BB allowed! |
| 07/21/1967 | Was traded by the Yokohama Kingfishers to the Kobe Bulls in exchange for LF Naoshi Watanabe. |
| 08/21/1967 | Wins the BAN WL Player of the Week Award. |
| 10/13/1967 | Wins the 1967 BAN Championship Series with the Kobe Bulls. |
| 05/09/1968 | Pitches a 1-hit shutout against the Fukuoka Falcons with 6 strikeouts and 0 BB allowed! |
| 05/09/1969 | Released by the Kobe Bulls. |
| 06/19/1969 | Signed a 1-year contract worth a total of $79,000 with the Hosho Reliables organization. |
| 11/19/1969 | Was traded by the Hosho Reliables to the Kyoto Owls in exchange for 1B Giichiro Yokota. |
| 05/22/1970 | Pitches a NO-HITTER against the Yokohama Kingfishers with 8 strikeouts and 7 BB allowed! |
| 05/26/1970 | Pitches a NO-HITTER against the Sapporo Bears with 3 strikeouts and 2 BB allowed! |
| 06/04/1970 | Pitches a NO-HITTER against the Rakisuta Rams with 5 strikeouts and 2 BB allowed! |
| 07/17/1970 | Injured (sore shoulder),day-to-day for one week. |
| 08/07/1970 | Pitches a 5-hit shutout against the Denki Dynamics with 5 strikeouts and 1 BB allowed! |
| 08/10/1970 | Wins the BAN EL Player of the Week Award. |
| 05/24/1971 | Injured (mild hamstring strain),day-to-day for 1-2 weeks. |
| 06/26/1971 | Collects his 2000th career Baseball Association of Nippon strikeout! |
| 06/19/1972 | Pitches a 7-hit shutout against the Hosho Reliables with 4 strikeouts and 3 BB allowed! |
| 06/26/1972 | Earns his 200th career Baseball Association of Nippon victory! |
| 09/22/1972 | Injured (strained back),day-to-day for 5 days. |
| 10/11/1972 | Retired from professional baseball. |
| LEADERBOARD APPEARANCES |
| Year | SH | Rank | | 1954 | 10 | 2 | | 1957 | 10 | 8 | | 1959 | 13 | 7 | | 1965 | 11 | 6 | | | Year | GS | Rank | | 1954 | 27 | 7 | | 1957 | 31 | 4 | | 1958 | 30 | 6 | | 1959 | 29 | 10 | | 1962 | 29 | 6 | | 1964 | 29 | 8 | | | Year | W | Rank | | 1954 | 13 | 3 | | 1956 | 13 | 10 | | 1958 | 14 | 5 | | 1959 | 15 | 5 | | 1960 | 13 | 5 | | 1962 | 13 | 4 | | 1964 | 14 | 5 | | 1970 | 17 | 2 | | 1971 | 11 | 7 | | | Year | L | Rank | | 1954 | 6 | 10 | | 1957 | 14 | 2 | | 1961 | 15 | 1 | | 1971 | 11 | 9 | | | Year | Win. % | Rank | | 1954 | .684 | 2 | | 1956 | .591 | 8 | | 1958 | .667 | 4 | | 1959 | .682 | 3 | | 1960 | .684 | 4 | | 1962 | .619 | 4 | | 1964 | .700 | 1 | | 1965 | .643 | 3 | | 1970 | .607 | 2 | | 1971 | .500 | 9 | |
| | | Year | IP | Rank | | 1954 | 186.1 | 8 | | 1956 | 204.0 | 10 | | 1957 | 229.1 | 5 | | 1958 | 237.2 | 3 | | 1959 | 220.2 | 8 | | 1971 | 189.2 | 9 | | | Year | BF | Rank | | 1954 | 769 | 8 | | 1956 | 865 | 10 | | 1957 | 968 | 5 | | 1958 | 973 | 4 | | 1959 | 924 | 8 | | | Year | HRA | Rank | | 1954 | 15 | 3 | | 1956 | 18 | 9 | | 1968 | 19 | 5 | | 1970 | 40 | 1 | | 1971 | 34 | 2 | | 1972 | 28 | 10 | | | Year | BB | Rank | | 1954 | 66 | 7 | | 1957 | 83 | 8 | | 1959 | 75 | 10 | | 1961 | 76 | 10 | | 1964 | 61 | 9 | |
| Year | K | Rank | | 1954 | 96 | 7 | | 1956 | 119 | 7 | | 1957 | 166 | 1 | | 1958 | 155 | 6 | | 1959 | 162 | 5 | | 1964 | 156 | 4 | | | Year | WP | Rank | | 1954 | 5 | 4 | | 1958 | 9 | 1 | | 1962 | 11 | 1 | | 1963 | 7 | 2 | | 1971 | 6 | 7 | | | Year | ERA | Rank | | 1954 | 2.80 | 2 | | 1956 | 3.13 | 6 | | 1957 | 3.06 | 5 | | 1958 | 2.54 | 2 | | 1959 | 2.65 | 5 | | 1964 | 2.86 | 9 | | | Year | BABIP | Rank | | 1954 | .240 | 1 | | 1956 | .264 | 5 | | 1958 | .249 | 3 | | 1970 | .221 | 7 | | 1971 | .278 | 5 | | | Year | WHIP | Rank | | 1954 | 1.18 | 3 | | 1956 | 1.29 | 8 | | 1957 | 1.26 | 8 | | 1958 | 1.13 | 3 | | 1959 | 1.22 | 9 | | 1960 | 1.26 | 9 | | 1962 | 1.25 | 7 | | 1964 | 1.18 | 9 | | 1970 | 1.07 | 7 | | 1971 | 1.22 | 5 | |
| Year | K/BB | Rank | | 1954 | 1.45 | 5 | | 1957 | 2.00 | 6 | | 1958 | 1.99 | 7 | | 1959 | 2.16 | 8 | | 1960 | 2.29 | 7 | | 1962 | 2.50 | 3 | | 1963 | 2.51 | 9 | | 1965 | 2.78 | 5 | | 1970 | 2.46 | 2 | | 1971 | 3.11 | 5 | | | Year | RA/9 | Rank | | 1954 | 10.67 | 3 | | 1956 | 11.65 | 8 | | 1957 | 11.54 | 8 | | 1958 | 10.30 | 3 | | 1959 | 11.18 | 9 | | 1960 | 11.62 | 10 | | 1962 | 11.53 | 7 | | 1964 | 10.84 | 7 | | 1970 | 9.90 | 7 | | 1971 | 11.34 | 6 | | | Year | HR/9 | Rank | | 1954 | 0.72 | 7 | | 1957 | 0.59 | 10 | | 1958 | 0.61 | 9 | | 1959 | 0.49 | 9 | | 1960 | 0.46 | 5 | | 1964 | 0.25 | 1 | | | Year | H/9 | Rank | | 1954 | 7.39 | 2 | | 1956 | 8.25 | 8 | | 1957 | 8.12 | 8 | | 1958 | 7.23 | 2 | | 1959 | 7.91 | 7 | | 1964 | 7.59 | 4 | | | Year | BB/9 | Rank | | 1954 | 3.19 | 3 | | 1958 | 2.95 | 10 | | 1959 | 3.06 | 8 | | 1960 | 2.53 | 7 | | 1962 | 2.69 | 5 | | 1963 | 2.62 | 10 | | 1965 | 1.97 | 4 | | 1970 | 2.54 | 3 | | 1971 | 2.61 | 4 | |
| Year | K/9 | Rank | | 1954 | 4.64 | 6 | | 1957 | 6.51 | 2 | | 1958 | 5.87 | 9 | | 1959 | 6.61 | 5 | | 1960 | 5.78 | 9 | | 1962 | 6.72 | 7 | | 1963 | 6.58 | 10 | | 1964 | 7.69 | 3 | | 1966 | 5.91 | 3 | | 1970 | 6.26 | 7 | | | | | Year | QS | Rank | | 1954 | 19 | 4 | | 1956 | 22 | 3 | | 1957 | 22 | 4 | | 1958 | 22 | 4 | | 1959 | 21 | 6 | | 1971 | 16 | 8 | | | Year | QSP | Rank | | 1954 | .704 | 5 | | 1956 | .759 | 2 | | 1957 | .710 | 4 | | 1958 | .733 | 4 | | 1959 | .724 | 4 | | 1971 | .571 | 8 | |
| Year | CG | Rank | | 1954 | 4 | 7 | | 1956 | 5 | 9 | | 1957 | 8 | 7 | | 1958 | 13 | 4 | | 1960 | 7 | 4 | | 1970 | 13 | 9 | | 1972 | 4 | 9 | | | Year | CGP | Rank | | 1954 | .148 | 6 | | 1956 | .172 | 9 | | 1957 | .258 | 7 | | 1958 | .433 | 5 | | 1960 | .250 | 4 | | 1970 | .394 | 8 | | 1972 | .143 | 10 | | | Year | SHO | Rank | | 1956 | 1 | 10 | | 1957 | 1 | 8 | | 1958 | 3 | 4 | | 1959 | 3 | 2 | | 1960 | 3 | 3 | | 1961 | 1 | 10 | | 1964 | 1 | 5 | | 1965 | 1 | 5 | | 1968 | 1 | 9 | | 1970 | 5 | 4 | | 1972 | 1 | 4 | | | Year | GB% | Rank | | 1954 | 0.48 | 5 | | 1957 | 0.52 | 5 | | | Year | WAR | Rank | | 1954 | 3.2 | 5 | | 1957 | 5.7 | 5 | | 1958 | 6.1 | 3 | | 1959 | 5.9 | 8 | | 1960 | 4.5 | 10 | | 1964 | 5.8 | 3 | |