| 06/05/1957 | Drafted in the 1957 first-year player draft by the Denki Dynamics. (Round 4, Pick 1, 37th overall pick). |
| 06/06/1957 | Released by the Denki Dynamics. |
| 06/12/1957 | Signed a 1-year minor league contract with the Kobe Bulls organization. |
| 06/12/1957 | Released by the Kobe Bulls. |
| 06/21/1957 | Signed a 1-year minor league contract with the Sapporo Bears organization. |
| 06/21/1957 | Released by the Sapporo Bears. |
| 06/22/1957 | Signed a 1-year minor league contract with the Kobe Bulls organization. |
| 06/22/1957 | Released by the Kobe Bulls. |
| 06/23/1957 | Signed a 1-year minor league contract with the Rakisuta Rams organization. |
| 06/24/1957 | Released by the Rakisuta Rams. |
| 06/28/1957 | Signed a 1-year minor league contract with the Kyoto Owls organization. |
| 06/28/1957 | Released by the Kyoto Owls. |
| 07/01/1957 | Signed a 1-year minor league contract with the Yokohama Kingfishers organization. |
| 07/01/1957 | Released by the Yokohama Kingfishers. |
| 07/08/1957 | Signed a 1-year minor league contract with the Yokohama Kingfishers organization. |
| 07/08/1957 | Released by the Yokohama Kingfishers. |
| 07/11/1957 | Signed a 1-year minor league contract with the Hosho Reliables organization. |
| 07/11/1957 | Released by the Hosho Reliables. |
| 07/12/1957 | Signed a 1-year minor league contract with the Kobe Bulls organization. |
| 07/12/1957 | Released by the Kobe Bulls. |
| 07/13/1957 | Signed a 1-year minor league contract with the Nagasaki Stars organization. |
| 07/13/1957 | Released by the Nagasaki Stars. |
| 07/17/1957 | Signed a 1-year minor league contract with the Fukuoka Falcons organization. |
| 07/17/1957 | Released by the Fukuoka Falcons. |
| 07/19/1957 | Signed a 1-year minor league contract with the Hosho Reliables organization. |
| 07/20/1957 | Released by the Hosho Reliables. |
| 07/24/1957 | Signed a 1-year minor league contract with the Kobe Bulls organization. |
| 07/24/1957 | Released by the Kobe Bulls. |
| 07/29/1957 | Signed a 1-year minor league contract with the Hosho Reliables organization. |
| 07/29/1957 | Released by the Hosho Reliables. |
| 07/30/1957 | Signed a 1-year minor league contract with the Kinboshi Kites organization. |
| 07/30/1957 | Released by the Kinboshi Kites. |
| 08/02/1957 | Signed a 1-year minor league contract with the Fukuoka Falcons organization. |
| 08/03/1957 | Released by the Fukuoka Falcons. |
| 08/04/1957 | Signed a 1-year minor league contract with the Kobe Bulls organization. |
| 08/05/1957 | Released by the Kobe Bulls. |
| 08/08/1957 | Signed a 1-year minor league contract with the Sapporo Bears organization. |
| 08/08/1957 | Released by the Sapporo Bears. |
| 08/16/1957 | Signed a 1-year minor league contract with the Hosho Reliables organization. |
| 08/16/1957 | Released by the Hosho Reliables. |
| 08/19/1957 | Signed a 1-year minor league contract with the Sapporo Bears organization. |
| 08/19/1957 | Released by the Sapporo Bears. |
| 08/26/1957 | Signed a 1-year minor league contract with the Rakisuta Rams organization. |
| 08/26/1957 | Released by the Rakisuta Rams. |
| 08/28/1957 | Signed a 1-year minor league contract with the Vesutan Bees organization. |
| 08/28/1957 | Released by the Vesutan Bees. |
| 08/29/1957 | Signed a 1-year minor league contract with the Yokohama Kingfishers organization. |
| 08/29/1957 | Released by the Yokohama Kingfishers. |
| 09/01/1957 | Signed a 1-year minor league contract with the Kyoto Owls organization. |
| 09/01/1957 | Released by the Kyoto Owls. |
| 09/02/1957 | Signed a 1-year minor league contract with the Osaka Sailors organization. |
| 09/02/1957 | Released by the Osaka Sailors. |
| 09/06/1957 | Signed a 1-year minor league contract with the Sapporo Bears organization. |
| 09/06/1957 | Released by the Sapporo Bears. |
| 09/08/1957 | Signed a 1-year minor league contract with the Osaka Sailors organization. |
| 09/08/1957 | Released by the Osaka Sailors. |
| 09/11/1957 | Signed a 1-year minor league contract with the Hosho Reliables organization. |
| 09/11/1957 | Released by the Hosho Reliables. |
| 09/17/1957 | Signed a 1-year minor league contract with the Nagasaki Stars organization. |
| 09/17/1957 | Released by the Nagasaki Stars. |
| 09/21/1957 | Signed a 1-year minor league contract with the Osaka Sailors organization. |
| 09/21/1957 | Released by the Osaka Sailors. |
| 09/24/1957 | Signed a 1-year minor league contract with the Nagasaki Stars organization. |
| 09/24/1957 | Released by the Nagasaki Stars. |
| 09/26/1957 | Signed a 1-year minor league contract with the Nagasaki Stars organization. |
| 09/26/1957 | Released by the Nagasaki Stars. |
| 09/27/1957 | Signed a 1-year minor league contract with the Fukuoka Falcons organization. |
| 09/27/1957 | Released by the Fukuoka Falcons. |
| 09/29/1957 | Signed a 1-year minor league contract with the Nagasaki Stars organization. |
| 09/29/1957 | Released by the Nagasaki Stars. |
| 09/30/1957 | Signed a 1-year minor league contract with the Vesutan Bees organization. |
| 09/30/1957 | Released by the Vesutan Bees. |
| 10/01/1957 | Signed a 1-year minor league contract with the Yokohama Kingfishers organization. |
| 10/01/1957 | Released by the Yokohama Kingfishers. |
| 10/02/1957 | Signed a 1-year minor league contract with the Sapporo Bears organization. |
| 10/03/1957 | Released by the Sapporo Bears. |
| 10/12/1957 | Signed a 1-year minor league contract with the Nagasaki Stars organization. |
| 05/01/1958 | Named the #45 prospect in the BAN |
| 07/16/1958 | Named the #54 prospect in the BAN |
| 03/24/1959 | Successfully completed training to improve his pitch control at the Nagasaki Stars development complex. |
| 05/01/1959 | Named the #20 prospect in the BAN |
| 07/16/1959 | Named the #20 prospect in the BAN |
| 05/01/1960 | Named the #10 prospect in the BAN |
| 07/03/1962 | Pitches a 3-hit shutout against the Kobe Bulls with 7 strikeouts and 0 BB allowed! |
| 08/21/1962 | Pitches a 4-hit shutout against the Kinboshi Kites with 5 strikeouts and 0 BB allowed! |
| 09/09/1962 | Injured (shoulder tendinitis),day-to-day for one week. |
| 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. |
| 10/13/1963 | Wins the 1963 BAN Championship Series with the Nagasaki Stars. |
| 01/01/1964 | OSA scouting updated ratings: Stuff: 3; Movement: 3; Control: 3. |
| 03/22/1964 | Unsuccessfully completed training to increase his velocity at the Nagasaki Stars development complex. |
| 07/22/1964 | Pitches a NO-HITTER against the Fukuoka Falcons with 9 strikeouts and 3 BB allowed! |
| 07/31/1964 | Was selected to the 1964 Baseball Association of Nippon All-Star Game. |
| 08/14/1964 | Pitches a 3-hit shutout against the Osaka Sailors with 11 strikeouts and 0 BB allowed! |
| 10/20/1964 | Finished 2nd in 1964 BAN WL Noburu Kagawa Award voting. |
| 08/15/1965 | Pitches a 3-hit shutout against the Osaka Sailors with 1 strikeouts and 2 BB allowed! |
| 09/01/1965 | Wins the BAN WL Pitcher of the Month Award. |
| 07/31/1966 | Was selected to the 1966 Baseball Association of Nippon All-Star Game. |
| 10/01/1966 | Pitches a 3-hit shutout against the Fukuoka Falcons with 5 strikeouts and 2 BB allowed! |
| 07/03/1967 | Pitches a 1-hit shutout against the Fukuoka Falcons with 11 strikeouts and 2 BB allowed! |
| 05/13/1968 | Injured (fractured thumb),out for 7 weeks. |
| 07/18/1968 | Was traded by the Nagasaki Stars to the Hosho Reliables in exchange for RF Toshitake Amano. |
| 09/10/1968 | Injured (strained shoulder),out for 5-6 weeks. |
| 10/10/1968 | Wins the 1968 BAN Championship Series with the Hosho Reliables. |
| 06/15/1969 | Pitches a 4-hit shutout against the Yokohama Kingfishers with 5 strikeouts and 1 BB allowed! |
| 07/31/1969 | Was selected to the 1969 Baseball Association of Nippon All-Star Game. |
| 05/06/1970 | Pitches a NO-HITTER against the Denki Dynamics with 7 strikeouts and 1 BB allowed! |
| 05/11/1970 | Wins the BAN EL Player of the Week Award. |
| 05/20/1970 | Pitches a NO-HITTER against the Yokohama Kingfishers with 6 strikeouts and 0 BB allowed! |
| 05/29/1970 | Pitches a NO-HITTER against the Sapporo Bears with 10 strikeouts and 4 BB allowed! |
| 07/01/1970 | Wins the BAN EL Pitcher of the Month Award. |
| 07/02/1970 | Injured (oblique strain),out for one week. |
| 07/31/1970 | Was selected to the 1970 Baseball Association of Nippon All-Star Game. |
| 09/16/1970 | Pitches a 4-hit shutout against the Denki Dynamics with 5 strikeouts and 2 BB allowed! |
| 10/01/1971 | Wins the BAN EL Pitcher of the Month Award. |
| 05/26/1972 | Pitches a 1-hit shutout against the Denki Dynamics with 6 strikeouts and 1 BB allowed! |
| 07/01/1972 | Wins the BAN EL Pitcher of the Month Award. |
| 07/31/1972 | Was selected to the 1972 Baseball Association of Nippon All-Star Game. |
| 05/11/1973 | Pitches a 7-hit shutout against the Yokohama Kingfishers with 4 strikeouts and 1 BB allowed! |
| 06/05/1973 | Pitches a 1-hit shutout against the Denki Dynamics with 5 strikeouts and 2 BB allowed! |
| 07/30/1973 | Pitches a 6-hit shutout against the Yokohama Kingfishers with 7 strikeouts and 0 BB allowed! |
| 07/31/1973 | Was selected to the 1973 Baseball Association of Nippon All-Star Game. |
| 09/05/1973 | Pitches a 4-hit shutout against the Yokohama Kingfishers with 4 strikeouts and 0 BB allowed! |
| LEADERBOARD APPEARANCES |
| | | Year | GS | Rank | | 1965 | 30 | 3 | | 1966 | 30 | 8 | | 1970 | 38 | 4 | | 1971 | 29 | 10 | | 1972 | 31 | 1 | | 1973 | 31 | 2 | | 1974 | 30 | 6 | | | Year | W | Rank | | 1963 | 12 | 6 | | 1964 | 15 | 3 | | 1965 | 13 | 2 | | 1967 | 15 | 3 | | 1969 | 14 | 2 | | 1970 | 17 | 2 | | 1971 | 12 | 4 | | 1972 | 16 | 1 | | 1973 | 12 | 9 | | 1974 | 13 | 5 | | | Year | L | Rank | | 1966 | 13 | 5 | | 1970 | 13 | 6 | | | Year | Win. % | Rank | | 1963 | .545 | 8 | | 1964 | .625 | 4 | | 1967 | .600 | 9 | | 1969 | .700 | 2 | | 1970 | .567 | 6 | | 1971 | .545 | 8 | | 1972 | .667 | 5 | | 1973 | .545 | 10 | | 1974 | .650 | 3 | |
| Year | IP | Rank | | 1963 | 196.2 | 5 | | 1964 | 203.2 | 5 | | 1965 | 220.1 | 3 | | 1966 | 218.1 | 7 | | 1967 | 223.2 | 3 | | 1970 | 275.2 | 8 | | 1972 | 211.1 | 7 | | 1973 | 208.0 | 8 | | 1974 | 205.2 | 10 | | | Year | BF | Rank | | 1963 | 812 | 10 | | 1964 | 788 | 8 | | 1965 | 931 | 3 | | 1966 | 898 | 7 | | 1967 | 951 | 3 | | 1970 | 1125 | 8 | | 1972 | 896 | 8 | | 1973 | 868 | 10 | | | Year | HRA | Rank | | 1961 | 23 | 4 | | 1962 | 26 | 3 | | 1964 | 18 | 8 | | 1966 | 18 | 5 | | 1967 | 23 | 4 | | 1969 | 16 | 10 | | 1970 | 33 | 4 | | 1971 | 29 | 6 | | 1972 | 38 | 2 | | 1973 | 33 | 5 | | 1974 | 38 | 1 | | | Year | BB | Rank | | 1965 | 62 | 10 | | 1967 | 66 | 9 | | 1973 | 73 | 9 | | | Year | K | Rank | | 1961 | 115 | 7 | | 1962 | 114 | 9 | | 1963 | 133 | 7 | | 1964 | 140 | 6 | | 1965 | 139 | 2 | | 1966 | 143 | 2 | | 1967 | 136 | 3 | | 1969 | 124 | 4 | | 1970 | 185 | 9 | | 1971 | 192 | 7 | | 1972 | 162 | 3 | | 1973 | 129 | 8 | | 1974 | 137 | 5 | |
| Year | WP | Rank | | 1961 | 9 | 1 | | 1964 | 9 | 5 | | 1970 | 11 | 1 | | 1972 | 7 | 6 | | | Year | ERA | Rank | | 1963 | 3.43 | 7 | | 1964 | 2.34 | 2 | | 1966 | 2.84 | 6 | | 1969 | 2.58 | 6 | | 1970 | 3.04 | 8 | | | Year | BABIP | Rank | | 1964 | .226 | 1 | | 1969 | .245 | 10 | | 1970 | .224 | 9 | | 1972 | .241 | 7 | | 1973 | .255 | 10 | | | Year | WHIP | Rank | | 1963 | 1.19 | 7 | | 1964 | 0.91 | 1 | | 1966 | 1.12 | 5 | | 1969 | 1.01 | 3 | | 1970 | 1.08 | 8 | | 1971 | 1.23 | 7 | | 1972 | 1.30 | 8 | | 1974 | 1.26 | 9 | | | Year | K/BB | Rank | | 1961 | 1.83 | 6 | | 1962 | 2.15 | 7 | | 1963 | 3.24 | 4 | | 1964 | 3.89 | 2 | | 1965 | 2.24 | 5 | | 1966 | 3.25 | 2 | | 1967 | 2.06 | 7 | | 1969 | 3.35 | 1 | | 1970 | 2.08 | 7 | | 1971 | 3.10 | 6 | | 1972 | 1.69 | 5 | | 1973 | 1.77 | 9 | | 1974 | 2.17 | 4 | |
| Year | RA/9 | Rank | | 1963 | 10.89 | 7 | | 1964 | 8.44 | 2 | | 1966 | 10.18 | 5 | | 1969 | 9.21 | 3 | | 1970 | 9.99 | 9 | | 1971 | 11.25 | 4 | | 1972 | 12.09 | 8 | | 1974 | 11.82 | 10 | | | Year | HR/9 | Rank | | 1963 | 0.73 | 9 | | | Year | H/9 | Rank | | 1964 | 6.63 | 1 | | 1969 | 7.28 | 8 | | 1970 | 6.82 | 10 | | 1971 | 8.07 | 6 | | 1973 | 8.22 | 10 | | | Year | BB/9 | Rank | | 1961 | 3.26 | 9 | | 1963 | 1.88 | 3 | | 1964 | 1.59 | 3 | | 1966 | 1.81 | 2 | | 1967 | 2.66 | 9 | | 1969 | 1.83 | 1 | | 1970 | 2.91 | 6 | | 1971 | 3.03 | 7 | | 1972 | 4.09 | 10 | | 1974 | 2.76 | 6 | | | Year | K/9 | Rank | | 1961 | 5.95 | 4 | | 1962 | 5.76 | 6 | | 1963 | 6.09 | 4 | | 1964 | 6.19 | 8 | | 1965 | 5.68 | 5 | | 1966 | 5.89 | 3 | | 1967 | 5.47 | 7 | | 1969 | 6.14 | 3 | | 1970 | 6.04 | 9 | | 1971 | 9.39 | 2 | | 1972 | 6.90 | 5 | | 1973 | 5.58 | 9 | | 1974 | 6.00 | 5 | |
| Year | QS | Rank | | 1963 | 18 | 8 | | 1964 | 20 | 4 | | 1965 | 18 | 10 | | 1966 | 22 | 5 | | 1969 | 19 | 7 | | 1970 | 23 | 9 | | 1971 | 16 | 8 | | 1972 | 17 | 8 | | 1973 | 19 | 5 | | | Year | QSP | Rank | | 1963 | .643 | 9 | | 1964 | .714 | 2 | | 1966 | .733 | 6 | | 1969 | .679 | 5 | | 1973 | .613 | 8 | | | Year | CG | Rank | | 1961 | 5 | 5 | | 1962 | 5 | 9 | | 1963 | 3 | 10 | | 1964 | 11 | 2 | | 1965 | 7 | 3 | | 1966 | 9 | 2 | | 1967 | 12 | 2 | | 1969 | 3 | 7 | | 1973 | 6 | 7 | | | Year | CGP | Rank | | 1961 | .179 | 5 | | 1962 | .179 | 9 | | 1963 | .107 | 10 | | 1964 | .393 | 2 | | 1965 | .233 | 3 | | 1966 | .300 | 2 | | 1967 | .429 | 2 | | 1969 | .107 | 7 | | 1973 | .194 | 10 | | | Year | SHO | Rank | | 1962 | 2 | 5 | | 1964 | 2 | 3 | | 1965 | 1 | 6 | | 1966 | 1 | 5 | | 1967 | 1 | 10 | | 1969 | 1 | 9 | | 1970 | 4 | 8 | | 1972 | 1 | 4 | | 1973 | 4 | 2 | |
| Year | GB% | Rank | | 1961 | 0.54 | 6 | | 1962 | 0.51 | 5 | | 1963 | 0.53 | 5 | | 1964 | 0.54 | 7 | | 1965 | 0.53 | 6 | | 1971 | 0.55 | 8 | | 1972 | 0.56 | 10 | | 1973 | 0.56 | 2 | | | Year | WAR | Rank | | 1963 | 4.5 | 6 | | 1964 | 4.3 | 7 | | 1965 | 5.1 | 3 | | 1966 | 5.1 | 3 | | 1967 | 3.8 | 9 | | 1969 | 4.6 | 4 | | 1971 | 3.2 | 10 | | | | |