| Hajime Ishii 石井 肇 | |
| Fullname: | Hajime Ishii |
| Birth Date: | 26 May 1959 |
| Birth Place: | Kanagawa, Japan |
| Position: | Defender |
| Youthyears1: | 1975–1977 |
| Youthclubs1: | Nihon University High School |
| Youthyears2: | 1978–1981 |
| Youthclubs2: | Nihon University |
| Years1: | 1982–1988 |
| Clubs1: | Nissan Motors |
| Caps1: | 8 |
| Goals1: | 0 |
| Years2: | 1988–1991 |
| Clubs2: | Otsuka Pharmaceutical |
| Totalcaps: | 8+ |
| Totalgoals: | 0+ |
| Manageryears1: | 1993–1995 |
| Managerclubs1: | Otsuka Pharmaceutical |
| Manageryears2: | 1998 |
| Managerclubs2: | Consadole Sapporo |
| Manageryears3: | 2003 |
| Managerclubs3: | Vegalta Sendai |
| Manageryears4: | 2017 |
| Managerclubs4: | Shanghai JuJu Sports |
is a former Japanese football player and manager.
Ishii was born in Kanagawa Prefecture on May 26, 1959. After graduating from Nihon University, he joined Nissan Motors in 1982. In 1988, he moved to Otsuka Pharmaceutical.
In 1988, player Ishii also became an assistant coach at Otsuka Pharmaceutical. In 1993, he was promoted to manager. In 1997, he moved to Consadole Sapporo and became an assistant coach. In October 1998, manager Hugo Fernandez was sacked and Ishii was promoted to manager. In 2003, he moved to Vegalta Sendai. In September, he managed as caretaker.
| Club performance | League | Cup | League Cup | Total | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Season | Club | League | Apps | Goals | Apps | Goals | Apps | Goals | Apps | Goals | |
| Japan | League | Emperor's Cup | League Cup | Total | |||||||
| 1982 | Nissan Motors | JSL Division 1 | |||||||||
| 1983 | |||||||||||
| 1984 | |||||||||||
| 1985/86 | |||||||||||
| 1986/87 | |||||||||||
| 1987/88 | |||||||||||
| 1988/89 | Otsuka Pharmaceutical | Prefectural Leagues | |||||||||
| 1989 | Regional Leagues | ||||||||||
| 1990/91 | JSL Division 2 | 22 | 1 | colspan=2 | - | 1 | 0 | 23 | 1 | ||
| Total | Japan | 22 | 1 | 0 | 0 | 1 | 0 | 23 | 1 | ||
| Career total | 22 | 1 | 0 | 0 | 1 | 0 | 23 | 1 | |||
| Team | From | To | Record | ||||
|---|---|---|---|---|---|---|---|
| G | W | D | L | Win % | |||
| Consadole Sapporo | 1998 | 1998 | |||||
| Vegalta Sendai | 2003 | 2003 | |||||
| Total | |||||||