| Short Name | sekikeha |
| Romaji | テアウ? |
| Kanji | 関ヶ原 |
| Alternative | — |
| Aliases | — |
| Publisher | tonkin house |
| Distributor | tonkin house |
| Country | JP |
| Format | HuCard |
| Packaging | HuCase |
| Rom Size | 4 |
| Rom Unit | Mbit |
| Catalog # | TON90002 |
| Volume | 0 |
| Release Date | 1990-09-14 |
| Price | 6800 YEN |
| Release Type | Regular |
| JP Required | YES |
| Players | 1 |
| Genre | SIM |
| Special | Backup RAM |
| Notes | — |