

Episode 158: “The Silent Ring Line”
Case Closed · 沈黙の環状線
- 158 of 1217
- August 23, 1999
- 25 min
- Aired
From Acino, the anime encyclopedia
| Series | Case Closed |
|---|---|
| Episode | 158 of 1217 |
| Japanese | 沈黙の環状線 |
| Original air date | August 23, 1999 |
| Episode length | 25 min |
| Studio | TMS Entertainment |
| Previous episode | Episode 157: “Metropolitan Police Detective Love Story 2 (Part 2)” |
| Next episode | Episode 159: “Bizarre! The Legend of the Five Storied Pagoda (Part 1)” |
| Streaming | Crunchyroll, Netflix, Prime Video, Hulu |
“The Silent Ring Line” is episode 158 of the anime Case Closed. It first aired on August 23, 1999.
Summary
A summary of this episode has not been written yet.
Music in this episode
- OP 6“Girigiri Chop” — B'zAnimeThemes
Where to watch
Streaming services that list Case Closed. What you can watch depends on your country. Acino does not host any video; each link leads to the service's own page.
Episode guide
About the series

Case ClosedTV series · 1996 · 1217 episodes · TMS Entertainment · ★ 8.18
Case Closed is a 1996 Japanese anime television series based on the manga series by Goushou Aoyama. It is animated by TMS Entertainment. It began airing on January 8, 1996; 1217 episodes have aired so far.
Read the article →References
- “Case Closed”. Kitsu. Retrieved October 27, 2026.
- “Meitantei Conan”. MyAnimeList. Retrieved October 27, 2026.
- “Case Closed”. AnimeThemes. Retrieved October 27, 2026.
Episode titles and air dates come from Kitsu. The summary is written by Acino with AI assistance and checked so that it does not copy other sites.
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