| 06/05/1955 | Drafted in the 1955 first-year player draft by the Nagasaki Stars. (Round 2, Pick 3, 15th overall pick). |
| 06/06/1955 | Released by the Nagasaki Stars. |
| 06/10/1955 | Signed a 1-year minor league contract with the Nagasaki Stars organization. |
| 06/11/1955 | Released by the Nagasaki Stars. |
| 06/14/1955 | Signed a 1-year minor league contract with the Fukuoka Falcons organization. |
| 06/14/1955 | Released by the Fukuoka Falcons. |
| 06/15/1955 | Signed a 1-year minor league contract with the Osaka Sailors organization. |
| 06/15/1955 | Released by the Osaka Sailors. |
| 06/17/1955 | Signed a 1-year minor league contract with the Osaka Sailors organization. |
| 06/17/1955 | Released by the Osaka Sailors. |
| 06/21/1955 | Signed a 1-year minor league contract with the Sapporo Bears organization. |
| 06/22/1955 | Released by the Sapporo Bears. |
| 06/23/1955 | Signed a 1-year minor league contract with the Kobe Bulls organization. |
| 06/24/1955 | Released by the Kobe Bulls. |
| 06/25/1955 | Signed a 1-year minor league contract with the Vesutan Bees organization. |
| 06/26/1955 | Released by the Vesutan Bees. |
| 06/27/1955 | Signed a 1-year minor league contract with the Kinboshi Kites organization. |
| 06/28/1955 | Released by the Kinboshi Kites. |
| 06/29/1955 | Signed a 1-year minor league contract with the Kyoto Owls organization. |
| 07/02/1955 | Released by the Kyoto Owls. |
| 07/04/1955 | Signed a 1-year minor league contract with the Osaka Sailors organization. |
| 07/05/1955 | Released by the Osaka Sailors. |
| 07/11/1955 | Signed a 1-year minor league contract with the Hosho Reliables organization. |
| 07/12/1955 | Released by the Hosho Reliables. |
| 07/14/1955 | Signed a 1-year minor league contract with the Kinboshi Kites organization. |
| 07/15/1955 | Released by the Kinboshi Kites. |
| 07/16/1955 | Signed a 1-year minor league contract with the Sapporo Bears organization. |
| 07/16/1955 | Named the #26 prospect in the BAN |
| 10/10/1955 | Named the #26 prospect in the BAN |
| 05/01/1956 | Named the #45 prospect in the BAN |
| 07/16/1956 | Named the #64 prospect in the BAN |
| 07/31/1956 | Was traded by the Sapporo Bears to the Kobe Bulls, along with SP Toshitada Morino, in exchange for SP Sumiteru Yoshida. |
| 05/01/1957 | Named the #68 prospect in the BAN |
| 07/16/1957 | Named the #74 prospect in the BAN |
| 05/01/1958 | Named the #69 prospect in the BAN |
| 07/16/1958 | Named the #73 prospect in the BAN |
| 10/13/1958 | Named the #62 prospect in the BAN |
| 05/01/1959 | Named the #75 prospect in the BAN |
| 07/16/1959 | Named the #95 prospect in the BAN |
| 07/16/1959 | Released by the Kobe Bulls. |
| 07/22/1959 | Signed a 1-year contract worth a total of $3,540 with the Hosho Reliables organization. |
| 07/31/1960 | Was selected to the 1960 Baseball Association of Nippon All-Star Game. |
| 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: 3; Movement: 2; Control: 3. |
| 03/22/1965 | Unsuccessfully completed training to increase his velocity at the Hosho Reliables development complex. |
| 06/02/1966 | Pitches a 1-hit shutout against the Kyoto Owls with 4 strikeouts and 0 BB allowed! |
| 10/10/1968 | Wins the 1968 BAN Championship Series with the Hosho Reliables. |
| 05/12/1970 | Injured (torn biceps),out for 2 months. |
| 08/13/1970 | Injured (tender shoulder),day-to-day for 5 days. |
| 07/31/1972 | Was selected to the 1972 Baseball Association of Nippon All-Star Game. |
| 08/13/1972 | Pitches a 2-hit shutout against the Yokohama Kingfishers with 5 strikeouts and 1 BB allowed! |
| 10/13/1973 | Retired from professional baseball. |
| LEADERBOARD APPEARANCES |
| | | Year | W | Rank | | 1971 | 15 | 1 | | 1972 | 13 | 5 | | | Year | L | Rank | | 1967 | 13 | 3 | | 1969 | 12 | 5 | | | Year | Win. % | Rank | | 1971 | .682 | 1 | | 1972 | .684 | 3 | | |
| Year | HLD | Rank | | 1962 | 3 | 4 | | 1967 | 2 | 9 | | 1968 | 11 | 2 | | 1973 | 9 | 1 | | | Year | HRA | Rank | | 1963 | 26 | 2 | | 1964 | 17 | 7 | | 1966 | 23 | 2 | | 1967 | 21 | 2 | | 1969 | 20 | 5 | | 1971 | 30 | 4 | | 1972 | 31 | 7 | | | | Year | ERA | Rank | | 1972 | 3.32 | 4 | | | Year | BABIP | Rank | | 1971 | .272 | 3 | | 1972 | .248 | 9 | |
| Year | WHIP | Rank | | 1971 | 1.26 | 8 | | 1972 | 1.23 | 4 | | | Year | K/BB | Rank | | 1971 | 2.65 | 7 | | 1972 | 2.05 | 2 | | | Year | RA/9 | Rank | | 1971 | 11.53 | 9 | | 1972 | 11.21 | 3 | | | Year | H/9 | Rank | | 1971 | 8.00 | 5 | | | Year | BB/9 | Rank | | 1971 | 3.31 | 10 | | 1972 | 3.22 | 5 | |
| Year | K/9 | Rank | | 1971 | 8.75 | 4 | | 1972 | 6.59 | 7 | | | | | Year | QSP | Rank | | 1972 | .571 | 10 | | | Year | SHO | Rank | | 1966 | 1 | 6 | | 1972 | 1 | 4 | |