| Obasma OST 4 | |
|---|---|
| Dates | October 24th, 2020 |
| Venue | eSports Space BASARA |
| Address/City | 〒980-0811 Miyagi, Sendai, Aoba Ward, Ichibancho, 3 Chome−11−15 Sendai, Tohoku 
|
| Attendance | 64 |
| Results | |
 winners
|
Tenra
|
Obasma OST 4 was a Super Smash Bros. Ultimate regional tournament held in Japan on October 24th, 2020.
Results
Super Smash Bros. Ultimate singles
(64 entrants)
Top 32 Bracket
| Place | Name | Character(s) | Earnings |
|---|---|---|---|
| 1st | Tenra |
 |
|
| 2nd | Himo |
 |
|
| 3rd | Dera |
  |
|
| 4th | Taiyaki |
 |
|
| 5th | Nau |
 |
|
| 5th | Ecs |
 |
|
| 7th | Asazima |
  |
|
| 7th | Ogane |
|
|
| 9th | Tenka |
 |
|
| 9th | Deeple |
  |
|
| 9th | Masamiya |
 |
|
| 9th | Memewo |
 |