| 06/05/1963 | Drafted in the 1963 first-year player draft by the Fukuoka Falcons. (Round 3, Pick 5, 29th overall pick). |
| 06/06/1963 | Released by the Fukuoka Falcons. |
| 06/13/1963 | Signed a 1-year minor league contract with the Kyoto Owls organization. |
| 06/14/1963 | Released by the Kyoto Owls. |
| 06/14/1963 | Signed a 1-year minor league contract with the Nagasaki Stars organization. |
| 06/17/1963 | Released by the Nagasaki Stars. |
| 06/25/1963 | Signed a 1-year minor league contract with the Yokohama Kingfishers organization. |
| 06/26/1963 | Released by the Yokohama Kingfishers. |
| 07/01/1963 | Signed a 1-year minor league contract with the Kinboshi Kites organization. |
| 07/02/1963 | Released by the Kinboshi Kites. |
| 07/04/1963 | Signed a 1-year minor league contract with the Kobe Bulls organization. |
| 07/05/1963 | Released by the Kobe Bulls. |
| 07/05/1963 | Signed a 1-year minor league contract with the Kinboshi Kites organization. |
| 07/06/1963 | Released by the Kinboshi Kites. |
| 07/06/1963 | Signed a 1-year minor league contract with the Nagasaki Stars organization. |
| 07/07/1963 | Released by the Nagasaki Stars. |
| 07/07/1963 | Signed a 1-year minor league contract with the Nagasaki Stars organization. |
| 07/08/1963 | Released by the Nagasaki Stars. |
| 07/10/1963 | Signed a 1-year minor league contract with the Kyoto Owls organization. |
| 07/11/1963 | Released by the Kyoto Owls. |
| 07/16/1963 | Signed a 1-year minor league contract with the Osaka Sailors organization. |
| 01/01/1964 | OSA scouting updated ratings: Stuff: 1; Movement: 2; Control: 1. |
| 03/22/1964 | Unsuccessfully completed training to increase his pitch movement at the Osaka Sailors development complex. |
| 05/01/1964 | Named the #29 prospect in the BAN |
| 07/16/1964 | Named the #64 prospect in the BAN |
| 05/01/1965 | Named the #56 prospect in the BAN |
| 07/16/1965 | Named the #65 prospect in the BAN |
| 08/01/1965 | Wins the BAN WL Rookie of the Month Award. |
| 05/01/1966 | Named the #45 prospect in the BAN |
| 09/01/1966 | Wins the BAN WL Rookie of the Month Award. |
| 06/12/1967 | Pitches a 3-hit shutout against the Nagasaki Stars with 1 strikeouts and 4 BB allowed! |
| 03/21/1968 | Unsuccessfully completed training to improve his secondary pitch at the Osaka Sailors development complex. |
| 05/03/1968 | Injured (mild hamstring strain),day-to-day for 1 day. |
| 08/31/1968 | Pitches a 7-hit shutout against the Kinboshi Kites with 5 strikeouts and 0 BB allowed! |
| 07/08/1969 | Pitches a 6-hit shutout against the Kobe Bulls with 3 strikeouts and 0 BB allowed! |
| 09/16/1969 | Pitches a 5-hit shutout against the Kinboshi Kites with 4 strikeouts and 2 BB allowed! |
| 09/26/1969 | Pitches a 5-hit shutout against the Fukuoka Falcons with 3 strikeouts and 1 BB allowed! |
| 05/03/1970 | Pitches a 0-hit shutout against the Vesutan Bees with 7 strikeouts and 5 BB allowed! |
| 05/07/1970 | Pitches a NO-HITTER against the Osaka Sailors with 5 strikeouts and 5 BB allowed! |
| 05/19/1970 | Pitches a NO-HITTER against the Vesutan Bees with 6 strikeouts and 1 BB allowed! |
| 05/22/1970 | Pitches a NO-HITTER against the Nagasaki Stars with 4 strikeouts and 0 BB allowed! |
| 05/25/1970 | Wins the BAN WL Player of the Week Award. |
| 06/01/1970 | Wins the BAN WL Pitcher of the Month Award. |
| 06/21/1970 | Injured (tired arm),day-to-day for 1-2 weeks. |
| 09/13/1970 | Injured (fractured rib),out for 5 weeks. |
| 05/27/1971 | Pitches a 5-hit shutout against the Kinboshi Kites with 6 strikeouts and 4 BB allowed! |
| 07/17/1971 | Pitches a 4-hit shutout against the Kobe Bulls with 5 strikeouts and 2 BB allowed! |
| 07/31/1971 | Was selected to the 1971 Baseball Association of Nippon All-Star Game. |
| 08/18/1971 | Pitches a 3-hit shutout against the Kinboshi Kites with 7 strikeouts and 3 BB allowed! |
| 05/07/1972 | Injured (sprained ankle),day-to-day for 5 days. |
| 06/01/1972 | Pitches a 6-hit shutout against the Fukuoka Falcons with 9 strikeouts and 4 BB allowed! |
| 07/17/1972 | Pitches a 4-hit shutout against the Nagasaki Stars with 4 strikeouts and 4 BB allowed! |
| 07/31/1972 | Was selected to the 1972 Baseball Association of Nippon All-Star Game. |
| 09/01/1972 | Pitches a 3-hit shutout against the Vesutan Bees with 0 strikeouts and 3 BB allowed! |
| 09/21/1972 | Pitches a 6-hit shutout against the Kinboshi Kites with 6 strikeouts and 2 BB allowed! |
| 05/01/1973 | Outstandingly completed training to improve his secondary pitch at the Osaka Sailors development complex. |
| 06/16/1973 | Pitches a 4-hit shutout against the Kinboshi Kites with 6 strikeouts and 3 BB allowed! |
| 05/01/1974 | Detrimentally completed training to improve his secondary pitch at the Osaka Sailors development complex. |
| 05/06/1974 | Pitches a 5-hit shutout against the Kinboshi Kites with 8 strikeouts and 3 BB allowed! |
| 07/31/1974 | Was selected to the 1974 Baseball Association of Nippon All-Star Game. |
| 07/31/1974 | Was traded by the Osaka Sailors to the Fukuoka Falcons in exchange for RP Tousei Ishibashi and 3B Jun Suzuki. |
| LEADERBOARD APPEARANCES |
| | | Year | GS | Rank | | 1967 | 31 | 1 | | 1968 | 30 | 3 | | 1971 | 29 | 8 | | 1972 | 30 | 4 | | 1973 | 31 | 1 | | 1974 | 29 | 10 | | | Year | W | Rank | | 1967 | 12 | 10 | | 1968 | 11 | 9 | | 1970 | 16 | 6 | | 1972 | 13 | 7 | | 1973 | 13 | 9 | | | Year | L | Rank | | 1966 | 15 | 1 | | 1967 | 15 | 2 | | 1968 | 10 | 9 | | 1973 | 12 | 8 | | | Year | Win. % | Rank | | 1970 | .727 | 2 | | 1972 | .591 | 8 | |
| Year | IP | Rank | | 1967 | 214.0 | 5 | | 1968 | 216.0 | 7 | | 1971 | 209.1 | 8 | | 1972 | 221.1 | 5 | | 1973 | 235.1 | 4 | | 1974 | 216.0 | 10 | | | Year | BF | Rank | | 1967 | 883 | 5 | | 1968 | 884 | 5 | | 1971 | 862 | 8 | | 1972 | 927 | 6 | | 1973 | 979 | 4 | | 1974 | 921 | 9 | | | Year | HRA | Rank | | 1967 | 23 | 4 | | 1968 | 17 | 9 | | 1973 | 23 | 7 | | | Year | BB | Rank | | 1968 | 67 | 3 | | 1969 | 62 | 4 | | 1970 | 88 | 10 | | 1972 | 111 | 9 | | 1973 | 85 | 6 | | 1974 | 72 | 6 | | |
| | | Year | ERA | Rank | | 1970 | 3.03 | 8 | | 1971 | 3.05 | 5 | | 1972 | 3.38 | 7 | | 1973 | 2.87 | 6 | | 1974 | 3.21 | 9 | | | Year | BABIP | Rank | | 1967 | .228 | 5 | | 1968 | .243 | 6 | | 1970 | .224 | 6 | | 1971 | .267 | 8 | | 1972 | .233 | 3 | | 1973 | .236 | 7 | | | Year | WHIP | Rank | | 1971 | 1.17 | 8 | | 1972 | 1.27 | 8 | | | Year | RA/9 | Rank | | 1967 | 10.72 | 10 | | 1971 | 10.75 | 6 | | 1972 | 11.75 | 7 | | 1973 | 10.82 | 10 | |
| Year | HR/9 | Rank | | 1969 | 0.42 | 6 | | 1970 | 0.88 | 9 | | 1971 | 0.64 | 2 | | 1972 | 0.77 | 4 | | 1974 | 0.46 | 1 | | | Year | H/9 | Rank | | 1967 | 7.86 | 10 | | 1970 | 6.79 | 10 | | 1971 | 7.31 | 4 | | 1972 | 6.91 | 5 | | 1973 | 7.30 | 7 | | | Year | QS | Rank | | 1967 | 23 | 3 | | 1969 | 19 | 10 | | 1971 | 20 | 6 | | 1972 | 18 | 7 | | 1973 | 20 | 8 | | 1974 | 22 | 6 | | | Year | QSP | Rank | | 1967 | .742 | 4 | | 1969 | .704 | 9 | | 1970 | .724 | 4 | | 1971 | .690 | 6 | | 1974 | .759 | 8 | | | Year | CG | Rank | | 1967 | 7 | 6 | | 1968 | 6 | 6 | | 1969 | 8 | 4 | | 1970 | 14 | 9 | | 1971 | 10 | 3 | | 1972 | 15 | 2 | | 1973 | 15 | 3 | |
| Year | CGP | Rank | | 1967 | .226 | 7 | | 1968 | .200 | 8 | | 1969 | .296 | 4 | | 1970 | .483 | 9 | | 1971 | .345 | 3 | | 1972 | .500 | 3 | | 1973 | .484 | 4 | | | Year | SHO | Rank | | 1967 | 1 | 10 | | 1968 | 1 | 9 | | 1969 | 4 | 2 | | 1970 | 6 | 5 | | 1971 | 3 | 5 | | 1972 | 4 | 1 | | 1973 | 1 | 10 | | 1974 | 1 | 9 | | | Year | GB% | Rank | | 1972 | 0.56 | 4 | | 1974 | 0.53 | 8 | | | Year | WAR | Rank | | 1971 | 5.1 | 5 | | 1972 | 4.3 | 9 | | 1974 | 5.8 | 6 | | |