| 06/05/1962 | Drafted in the 1962 first-year player draft by the Yokohama Kingfishers. (Round 3, Pick 4, 28th overall pick). |
| 06/06/1962 | Released by the Yokohama Kingfishers. |
| 06/11/1962 | Signed a 1-year minor league contract with the Vesutan Bees organization. |
| 06/12/1962 | Released by the Vesutan Bees. |
| 06/13/1962 | Signed a 1-year minor league contract with the Sapporo Bears organization. |
| 06/14/1962 | Released by the Sapporo Bears. |
| 06/16/1962 | Signed a 1-year minor league contract with the Vesutan Bees organization. |
| 06/17/1962 | Released by the Vesutan Bees. |
| 06/17/1962 | Signed a 1-year minor league contract with the Nagasaki Stars organization. |
| 06/18/1962 | Released by the Nagasaki Stars. |
| 06/18/1962 | Signed a 1-year minor league contract with the Kyoto Owls organization. |
| 06/19/1962 | Released by the Kyoto Owls. |
| 06/19/1962 | Signed a 1-year minor league contract with the Vesutan Bees organization. |
| 06/20/1962 | Released by the Vesutan Bees. |
| 06/22/1962 | Signed a 1-year minor league contract with the Hosho Reliables organization. |
| 06/23/1962 | Released by the Hosho Reliables. |
| 06/25/1962 | Signed a 1-year minor league contract with the Rakisuta Rams organization. |
| 06/26/1962 | Released by the Rakisuta Rams. |
| 06/29/1962 | Signed a 1-year minor league contract with the Vesutan Bees organization. |
| 06/30/1962 | Released by the Vesutan Bees. |
| 07/02/1962 | Signed a minor league contract with majors option with the Kyoto Owls organization. |
| 10/13/1962 | Named the #98 prospect in the BAN |
| 01/01/1963 | OSA scouting updated ratings: Stuff: 2; Movement: 2; Control: 1. |
| 01/01/1963 | OSA scouting updated ratings: Stuff: 2; Movement: 2; Control: 1. |
| 01/30/1963 | Released by the Kyoto Owls. |
| 02/04/1963 | Signed a 1-year minor league contract with the Kobe Bulls organization. |
| 04/09/1963 | Released by the Kobe Bulls. |
| 04/11/1963 | Signed a 1-year minor league contract with the Kinboshi Kites organization. |
| 04/13/1963 | Released by the Kinboshi Kites. |
| 04/15/1963 | Signed a 1-year minor league contract with the Osaka Sailors organization. |
| 05/01/1963 | Named the #99 prospect in the BAN |
| 07/15/1963 | Released by the Osaka Sailors. |
| 07/16/1963 | Signed a 1-year minor league contract with the Hosho Reliables organization. |
| 01/01/1964 | OSA scouting updated ratings: Stuff: 2; Movement: 2; Control: 1. |
| 05/01/1964 | Named the #93 prospect in the BAN |
| 07/16/1964 | Named the #73 prospect in the BAN |
| 05/01/1965 | Named the #64 prospect in the BAN |
| 07/16/1965 | Named the #63 prospect in the BAN |
| 10/11/1965 | Named the #73 prospect in the BAN |
| 05/01/1966 | Named the #80 prospect in the BAN |
| 07/16/1966 | Named the #83 prospect in the BAN |
| 10/14/1966 | Named the #66 prospect in the BAN |
| 08/14/1968 | Pitches a 3-hit shutout against the Rakisuta Rams with 4 strikeouts and 1 BB allowed! |
| 10/10/1968 | Wins the 1968 BAN Championship Series with the Hosho Reliables. |
| 06/20/1969 | Released by the Hosho Reliables. |
| 07/18/1969 | Signed a 1-year contract worth a total of $22,000 with the Sapporo Bears organization. |
| 05/07/1970 | Pitches a NO-HITTER against the Sapporo Bears with 6 strikeouts and 5 BB allowed! |
| 05/11/1970 | Pitches a NO-HITTER against the Kyoto Owls with 5 strikeouts and 4 BB allowed! |
| 06/04/1970 | Pitches a 0-hit shutout against the Denki Dynamics with 1 strikeouts and 3 BB allowed! |
| 06/27/1970 | Injured (elbow ligament reconstruction surgery),out for 15-16 months. |
| 05/01/1972 | Released by the Sapporo Bears. |
| 05/18/1972 | Signed a 1-year contract worth a total of $23,000 with the Kinboshi Kites organization. |
| 10/20/1973 | Was traded by the Kinboshi Kites to the Denki Dynamics in exchange for 2B Akichika Goto. |
| LEADERBOARD APPEARANCES |
| Year | L | Rank | | 1973 | 15 | 1 | | 1975 | 11 | 10 | | | Year | Win. % | Rank | | 1968 | .556 | 8 | | | Year | HRA | Rank | | 1972 | 27 | 4 | | 1975 | 27 | 10 | | | Year | BB | Rank | | 1968 | 65 | 10 | | 1973 | 92 | 4 | | 1974 | 91 | 6 | | | Year | WP | Rank | | 1973 | 6 | 10 | | 1974 | 8 | 6 | | 1975 | 6 | 9 | |
| Year | BABIP | Rank | | 1974 | .255 | 8 | | | Year | HR/9 | Rank | | 1968 | 0.58 | 9 | | | Year | H/9 | Rank | | 1968 | 7.37 | 7 | | | Year | K/9 | Rank | | 1972 | 6.50 | 9 | | | Year | QSP | Rank | | 1968 | .769 | 5 | |
| | | Year | CGP | Rank | | 1968 | .115 | 9 | | | | Year | GB% | Rank | | 1968 | 0.55 | 9 | | 1972 | 0.55 | 8 | | 1973 | 0.57 | 3 | | 1974 | 0.57 | 6 | | 1975 | 0.58 | 3 | | |