| 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. |
| 06/05/1963 | Drafted in the 1963 first-year player draft by the Osaka Sailors. (Round 1, Pick 1, 1st overall pick). |
| 06/27/1963 | Pitches a 7-hit shutout against the Vesutan Bees with 1 strikeouts and 3 BB allowed! |
| 07/01/1963 | Wins the BAN WL Rookie of the Month Award. |
| 07/08/1963 | Pitches a 3-hit shutout against the Kobe Bulls with 2 strikeouts and 3 BB allowed! |
| 07/31/1963 | Was selected to the 1963 Baseball Association of Nippon All-Star Game. |
| 08/01/1963 | Wins the BAN WL Rookie of the Month Award. |
| 09/01/1963 | Wins the BAN WL Rookie of the Month Award. |
| 01/01/1964 | OSA scouting updated ratings: Stuff: 2; Movement: 3; Control: 3. |
| 09/29/1965 | Pitches a 3-hit shutout against the Fukuoka Falcons with 5 strikeouts and 0 BB allowed! |
| 03/22/1966 | Successfully completed training to improve his strength and conditioning at the Osaka Sailors development complex. |
| 05/02/1966 | Pitches a 5-hit shutout against the Kobe Bulls with 2 strikeouts and 3 BB allowed! |
| 05/12/1967 | Pitches a 7-hit shutout against the Kinboshi Kites with 6 strikeouts and 1 BB allowed! |
| 06/27/1967 | Pitches a 2-hit shutout against the Nagasaki Stars with 1 strikeouts and 0 BB allowed! |
| 07/21/1967 | Injured (sore ankle),day-to-day for 2 days. |
| 07/31/1967 | Was selected to the 1967 Baseball Association of Nippon All-Star Game. |
| 06/06/1968 | Pitches a 3-hit shutout against the Fukuoka Falcons with 2 strikeouts and 1 BB allowed! |
| 08/29/1968 | Pitches a 3-hit shutout against the Fukuoka Falcons with 3 strikeouts and 1 BB allowed! |
| 03/21/1969 | Unsuccessfully completed training to increase his velocity at the Osaka Sailors development complex. |
| 05/01/1970 | Unsuccessfully completed training to increase his endurance on the mound at the Osaka Sailors development complex. |
| 05/10/1970 | Pitches a NO-HITTER against the Fukuoka Falcons with 5 strikeouts and 2 BB allowed! |
| 05/14/1970 | Pitches a NO-HITTER against the Kinboshi Kites with 8 strikeouts and 2 BB allowed! |
| 05/24/1970 | Pitches a NO-HITTER against the Nagasaki Stars with 7 strikeouts and 1 BB allowed! |
| 06/03/1970 | Pitches a NO-HITTER against the Osaka Sailors with 3 strikeouts and 2 BB allowed! |
| 07/22/1970 | Was traded by the Osaka Sailors to the Kobe Bulls in exchange for CF Kosei Kubota. |
| 10/11/1970 | Wins the 1970 BAN Championship Series with the Kobe Bulls. |
| 05/01/1972 | Unsuccessfully completed training to increase his endurance on the mound at the Kobe Bulls development complex. |
| 05/04/1972 | Pitches a 2-hit shutout against the Osaka Sailors with 4 strikeouts and 2 BB allowed! |
| 07/31/1972 | Was selected to the 1972 Baseball Association of Nippon All-Star Game. |
| 09/16/1972 | Pitches a 5-hit shutout against the Fukuoka Falcons with 6 strikeouts and 1 BB allowed! |
| 10/10/1972 | Wins the 1972 BAN Championship Series with the Kobe Bulls. |
| 06/02/1973 | Pitches a 5-hit shutout against the Osaka Sailors with 4 strikeouts and 1 BB allowed! |
| 06/02/1974 | Injured (strained tricep tendon),day-to-day for 3 weeks. |
| 10/09/1974 | Wins the 1974 BAN Championship Series with the Kobe Bulls. |
| LEADERBOARD APPEARANCES |
| Year | GS | Rank | | 1964 | 29 | 8 | | 1965 | 30 | 3 | | 1966 | 31 | 1 | | 1968 | 30 | 3 | | 1969 | 31 | 4 | | 1970 | 35 | 9 | | | Year | W | Rank | | 1966 | 12 | 5 | | 1968 | 12 | 8 | | 1969 | 15 | 2 | | 1972 | 17 | 3 | | | Year | L | Rank | | 1964 | 13 | 2 | | 1965 | 17 | 1 | | 1970 | 16 | 4 | | | Year | Win. % | Rank | | 1966 | .522 | 10 | | 1968 | .600 | 8 | | 1969 | .625 | 6 | | 1971 | .688 | 3 | | 1972 | .680 | 6 | | 1973 | .562 | 9 | | 1974 | .688 | 4 | | | Year | IP | Rank | | 1964 | 208.0 | 4 | | 1965 | 221.2 | 2 | | 1966 | 220.1 | 5 | | 1969 | 213.1 | 6 | |
| Year | BF | Rank | | 1964 | 865 | 3 | | 1965 | 937 | 2 | | 1966 | 900 | 6 | | 1969 | 882 | 5 | | | Year | HRA | Rank | | 1969 | 22 | 3 | | 1970 | 30 | 6 | | 1972 | 25 | 6 | | 1973 | 25 | 4 | | | Year | BB | Rank | | 1966 | 61 | 7 | | 1968 | 60 | 7 | | | | Year | WP | Rank | | 1966 | 7 | 7 | | 1967 | 8 | 8 | | 1968 | 12 | 2 | | 1969 | 12 | 2 | | 1970 | 8 | 5 | | 1971 | 7 | 8 | | 1973 | 6 | 10 | |
| Year | ERA | Rank | | 1964 | 3.12 | 9 | | 1967 | 2.84 | 9 | | 1968 | 3.00 | 10 | | 1971 | 3.15 | 7 | | 1972 | 3.40 | 9 | | 1974 | 2.71 | 5 | | | Year | BABIP | Rank | | 1964 | .276 | 8 | | 1966 | .241 | 6 | | 1967 | .220 | 3 | | 1968 | .248 | 8 | | 1969 | .239 | 6 | | 1971 | .269 | 9 | | 1972 | .250 | 10 | | 1973 | .235 | 6 | | 1974 | .225 | 4 | | | Year | WHIP | Rank | | 1964 | 1.17 | 7 | | 1966 | 1.13 | 6 | | 1967 | 1.09 | 4 | | 1968 | 1.13 | 9 | | 1969 | 1.13 | 4 | | 1972 | 1.22 | 5 | | | Year | K/BB | Rank | | 1972 | 1.82 | 7 | | | Year | RA/9 | Rank | | 1964 | 10.64 | 8 | | 1966 | 10.29 | 6 | | 1967 | 10.12 | 4 | | 1968 | 10.37 | 9 | | 1969 | 10.38 | 5 | | 1972 | 11.29 | 4 | |
| Year | HR/9 | Rank | | 1964 | 0.43 | 4 | | 1966 | 0.61 | 9 | | 1968 | 0.49 | 4 | | 1971 | 0.85 | 7 | | | Year | H/9 | Rank | | 1966 | 7.68 | 6 | | 1967 | 6.95 | 4 | | 1968 | 7.51 | 9 | | 1974 | 7.32 | 7 | | | Year | BB/9 | Rank | | 1964 | 2.03 | 7 | | 1965 | 2.15 | 4 | | 1969 | 2.28 | 6 | | 1972 | 3.13 | 3 | | | Year | QS | Rank | | 1964 | 19 | 6 | | 1965 | 19 | 8 | | 1966 | 21 | 6 | | 1967 | 20 | 6 | | 1969 | 25 | 1 | | 1972 | 18 | 7 | | | Year | QSP | Rank | | 1964 | .655 | 9 | | 1965 | .633 | 10 | | 1967 | .690 | 9 | | 1969 | .806 | 2 | | 1972 | .667 | 6 | | 1974 | .800 | 2 | |
| Year | CG | Rank | | 1964 | 6 | 4 | | 1965 | 8 | 2 | | 1967 | 6 | 8 | | 1968 | 5 | 8 | | 1969 | 3 | 10 | | 1972 | 10 | 5 | | | Year | CGP | Rank | | 1964 | .207 | 4 | | 1965 | .267 | 2 | | 1967 | .207 | 9 | | 1968 | .167 | 9 | | 1972 | .370 | 6 | | 1974 | .300 | 10 | | | Year | SHO | Rank | | 1963 | 2 | 3 | | 1965 | 1 | 6 | | 1966 | 1 | 5 | | 1967 | 3 | 3 | | 1968 | 2 | 4 | | 1970 | 4 | 10 | | 1972 | 2 | 8 | | 1973 | 1 | 10 | | | Year | GB% | Rank | | 1972 | 0.56 | 6 | | 1973 | 0.55 | 6 | | 1974 | 0.53 | 9 | | | Year | WAR | Rank | | 1964 | 5.0 | 5 | | 1965 | 4.0 | 8 | | 1972 | 4.3 | 10 | |