also: しばりプレー
bondage play; rope bondage
Refers to sexual bondage, often involving ropes. The term is used in BDSM contexts and adult games.
She said she is interested in bondage play.
challenge run; self-imposed restrictions
In video games, deliberately limiting oneself (e.g., no items, low level) to increase difficulty. Common in speedrunning and challenge communities.
Clearing this game with self-imposed restrictions is difficult.