# Idol by YOASOBI

> The Oshi no Ko opening theme reached No. 7 on the Billboard Global 200.

- Owner: YOASOBI
- Kind: Music
- Sector: Entertainment
- Seed date: 2023-03-17
- Milestone date: Week of Jun 10, 2023
- Date basis: Documented milestone; not a measured attention peak. Some dates are known only to the week, month or year.
- Spread Score: 47 (Notable), v1.3
- Mechanics: Sound or audio meme, Challenge, Platform jump

## Summary

Idol premiered in Oshi no Ko before its digital release. Dance videos spread on TikTok and Shorts; the song topped Billboard Global Excl. US.

## Timeline

- 2023-02-19 — MANTANWEB (Press) — The anime announced YOASOBI as its opening act and previewed the song in a trailer.
- 2023-03-17 — YOASOBI (Box office) — The full song premiered in the theatrical screening of Oshi no Ko’s first episode.
- 2023-04-12 — YOASOBI (Audio) — YOASOBI released Idol digitally as the Oshi no Ko opening theme.

The full timeline, metrics and sources are on the case page, or via the Pro API (https://howitspread.com/mcp#api).

Canonical URL: https://howitspread.com/cases/idol-yoasobi-oshi-no-ko-2023

Cite as: How It Spread (2026). “Idol by YOASOBI.” Case HIS-01932. Spread Score v1.3: 47/100. Updated 2026-10-28. https://howitspread.com/id/HIS-01932