| 06/05/1961 | Drafted in the 1961 first-year player draft by the Rakisuta Rams. (Round 1, Pick 3, 3rd overall pick). |
| 03/23/1962 | Unsuccessfully completed training to generate more batspeed and homerun power at the Rakisuta Rams development complex. |
| 05/01/1962 | Named the #8 prospect in the BAN |
| 07/01/1962 | Wins the BAN EL Rookie of the Month Award. |
| 08/15/1962 | Injured (surgery to remove bone chips (elbow)),out for 4-5 months. |
| 01/01/1963 | OSA scouting updated ratings: Contact: 2; Power: 2; Eye: 3. |
| 05/04/1963 | Released by the Rakisuta Rams. |
| 05/06/1963 | Signed a 1-year minor league contract with the Sapporo Bears organization. |
| 09/27/1963 | Injured (mild abdominal strain),day-to-day for 1 day. |
| 01/01/1964 | OSA scouting updated ratings: Contact: 2; Power: 2; Eye: 3. |
| 05/31/1965 | Wins the BAN EL Player of the Week Award. |
| 06/08/1965 | Injured (chronic back soreness),out for 5 weeks. |
| 07/31/1965 | Was selected to the 1965 Baseball Association of Nippon All-Star Game. |
| 09/07/1965 | Injured (back spasms),day-to-day for 1-2 weeks. |
| 06/28/1966 | Injured (back spasms),day-to-day for 4 days. |
| 07/18/1966 | Wins the BAN EL Player of the Week Award. |
| 07/31/1966 | Was selected to the 1966 Baseball Association of Nippon All-Star Game. |
| 09/16/1966 | Injured (mild oblique strain),day-to-day for 3 days. |
| 10/23/1966 | Finished 3rd in 1966 BAN EL Most Valuable Player Award voting. |
| 11/04/1966 | Was traded by the Sapporo Bears to the Hosho Reliables in exchange for CF Yoshifumi Torigoe and RP Hiroaki Ota. |
| 07/21/1967 | Injured (mild calf strain),day-to-day for 3 days. |
| 09/02/1967 | Injured (shoulder bursitis),out for 6-7 weeks. |
| 05/22/1968 | Injured (back spasms),day-to-day for one week. |
| 06/24/1968 | Injured (mild calf strain),day-to-day for 2 days. |
| 07/31/1968 | Was selected to the 1968 Baseball Association of Nippon All-Star Game. |
| 09/05/1968 | Injured (mild hamstring strain),day-to-day for 1 day. |
| 10/10/1968 | Wins the 1968 BAN Championship Series with the Hosho Reliables. |
| 07/31/1969 | Injured (lacerated hand),day-to-day for 2 weeks. |
| 09/07/1969 | Injured (back spasms),day-to-day for 5 days. |
| 07/27/1970 | Injured (hamstring cramp),day-to-day for 5 days. |
| 05/07/1972 | Injured (bruised elbow),day-to-day for 5 days. |
| 05/24/1972 | Injured (back spasms),day-to-day for 1 day. |
| 07/31/1972 | Was selected to the 1972 Baseball Association of Nippon All-Star Game. |
| 09/28/1972 | Injured (chronic back soreness),out for 4 weeks. |
| 08/13/1974 | Injured (oblique strain),out for 5 days. |
| LEADERBOARD APPEARANCES |
| | | Year | PA | Rank | | 1966 | 582 | 1 | | 1968 | 569 | 2 | | 1969 | 565 | 9 | | | Year | AB | Rank | | 1966 | 499 | 4 | | 1968 | 490 | 5 | | | Year | H | Rank | | 1966 | 139 | 2 | | 1968 | 123 | 10 | | | Year | K | Rank | | 1966 | 78 | 6 | | 1968 | 76 | 7 | | 1970 | 90 | 7 | | 1971 | 123 | 6 | |
| Year | TB | Rank | | 1966 | 205 | 4 | | 1968 | 196 | 9 | | | Year | 2B | Rank | | 1965 | 24 | 7 | | 1966 | 28 | 3 | | 1968 | 20 | 9 | | | Year | 3B | Rank | | 1964 | 7 | 4 | | 1965 | 10 | 1 | | 1966 | 4 | 9 | | 1968 | 7 | 3 | | 1969 | 4 | 9 | | 1972 | 4 | 8 | | 1973 | 3 | 9 | | | Year | SB | Rank | | 1964 | 19 | 3 | | 1965 | 11 | 10 | | 1966 | 21 | 2 | | 1967 | 21 | 2 | | 1968 | 34 | 1 | | 1969 | 24 | 2 | | 1970 | 30 | 5 | | 1971 | 27 | 4 | | | Year | R | Rank | | 1966 | 72 | 2 | | 1968 | 79 | 2 | | 1971 | 81 | 9 | |
| Year | BB | Rank | | 1964 | 65 | 5 | | 1965 | 66 | 7 | | 1966 | 77 | 2 | | 1967 | 60 | 10 | | 1968 | 73 | 5 | | 1969 | 77 | 3 | | 1970 | 75 | 4 | | 1971 | 80 | 5 | | 1972 | 96 | 8 | | | Year | EBH | Rank | | 1965 | 41 | 9 | | 1966 | 42 | 5 | | 1968 | 40 | 10 | | | Year | AVG | Rank | | 1965 | .291 | 3 | | 1966 | .279 | 6 | | | Year | OBP | Rank | | 1964 | .346 | 9 | | 1965 | .391 | 3 | | 1966 | .375 | 2 | | 1968 | .348 | 8 | | 1972 | .396 | 7 | | | Year | SLG | Rank | | 1965 | .450 | 7 | | 1966 | .411 | 10 | |
| Year | RC | Rank | | 1965 | 77.76 | 5 | | 1966 | 82.66 | 2 | | 1968 | 72.44 | 4 | | | Year | RC/27 | Rank | | 1964 | 5.15 | 9 | | 1965 | 6.88 | 2 | | 1966 | 5.89 | 2 | | 1968 | 4.96 | 8 | | | Year | ISO | Rank | | 1965 | .159 | 10 | | | Year | wOBA | Rank | | 1965 | .372 | 2 | | 1966 | .354 | 3 | | 1968 | .339 | 7 | | | Year | OPS | Rank | | 1965 | .841 | 4 | | 1966 | .786 | 8 | | 1968 | .748 | 10 | |
| Year | WAR | Rank | | 1964 | 4.2 | 8 | | 1965 | 4.7 | 3 | | 1966 | 5.7 | 2 | | 1968 | 5.5 | 5 | | | | | |