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Susumu Hirasawa

Susumu Hirasawa contributed special sound effects to the 2024 film Onsen Shark, which begins streaming on Prime Video on August 1, 2026. This is his first credited work on a live-action production.

Synthesized from 2 Yomimono stories · updated Jul 20

Susumu Hirasawa handled special sound effects for the independent Japanese B-movie Onsen Shark, directed by Morito Inoue. The film, released in 2024, follows a shark appearing in a hot spring resort. Hirasawa's involvement marks his first credited work on a live-action film, a departure from his usual music and sound work in animation and games.

Onsen Shark will begin streaming on Prime Video on August 1, 2026, bringing the crowdfunded project to a wider audience. A sequel, Onsen Shark 2, is scheduled for release on September 4 of the same year, though Hirasawa's participation in the sequel has not been confirmed.

Key facts

Role in Onsen Shark
Hirasawa handled special sound effects for the film.
First live-action work
Onsen Shark is Hirasawa's first involvement in a live-action production.
Streaming release
Onsen Shark streams on Prime Video from August 1, 2026.

Timeline

Synthesized by Yomimono from the cited Yomimono stories below, each itself sourced, then editorially reviewed. Every fact links the story it came from.

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Jul 20

Onsen Shark Streams on Prime Video with Susumu Hirasawa Sound Effects

The all-Japanese shark movie Onsen Shark, released in 2024, will begin streaming on Prime Video by August 1. Directed by Morito Inoue, the film features musician Susumu Hirasawa handling some special sound effects, marking his first involvement in a live-action work. The film's sequel, Onsen Shark 2, is scheduled for release on September 4.