| Tsutomu Isa | |
| League: | B.League |
| Team: | Fukui Blowinds |
| Position: | Head coach |
| Birth Date: | 2 November 1969 |
| Birth Place: | Ginowan, Okinawa |
| Nationality: | Japanese |
| High School: | Konan (Naha, Okinawa) |
| College: | Senshu University |
| Career Start: | 1990 |
| Career End: | 2007 |
| Years1: | 1990-2007 |
| Team1: | Rekiosu Basket |
| Cyears1: | 2007-2013 |
| Cteam1: | Ryukyu Golden Kings (asst) |
| Cyears2: | 2013-2017 |
| Cyears3: | 2017-2018 |
| Cteam3: | Sun Rockers Shibuya (asst) |
| Cyears4: | 2018-2022 |
| Cteam4: | Sun Rockers Shibuya |
| Cyears5: | 2023-present |
| Cteam5: | Fukui Blowinds |
| Highlights: |
|
, nicknamed Mu-san, is the head coach of the Fukui Blowinds in the Japanese B.League.[1]
|- |- style="background:#FDE910;"| style="text-align:left;"|Ryukyu Golden Kings| style="text-align:left;"|2013-14| 52||43||9|||| style="text-align:center;"|1st in Western|||4||4||0||| style="text-align:center;"|Bj Champions|- | style="text-align:left;"|Ryukyu Golden Kings| style="text-align:left;"|2014-15| 52||42||10|||| style="text-align:center;"|2nd in Western|||5||2||3||| style="text-align:center;"|Lost in 2nd round|- |- style="background:#FDE910;"| style="text-align:left;"|Ryukyu Golden Kings| style="text-align:left;"|2015-16| 52||40||12|||| style="text-align:center;"|2nd in Western|||6||6||0||| style="text-align:center;"|Bj Champions|- | style="text-align:left;"|Ryukyu Golden Kings| style="text-align:left;"|2016-17| 60||29||31|||| style="text-align:center;"|2nd in Western|||2||0||2||| style="text-align:center;"|Lost in 1st round|- | style="text-align:left;"|Sun Rockers Shibuya| style="text-align:left;"|2018-19| 52||26||26|||| style="text-align:center;"|4th in Eastern|||-||-||-||| style="text-align:center;"|-|- | style="text-align:left;"|Sun Rockers Shibuya| style="text-align:left;"|2019-20| 41||27||14|||| style="text-align:center;"|4th in Eastern|||-||-||-||| style="text-align:center;"|-|-