
Bullet Train’s ‘Gachi Muchuu!’ Hits No. 1 as Sakanaction’s ‘Yoru no Odoriko’ Rises to No. 2 on Japan Hot 100
Bullet Train's song 'Gachi Muchuu!' has reached No. 1 on the Billboard Japan Hot 100 chart. The track sold 585,235 copies in its first week, marking a new personal best for the group. Sakanaction's 'Yoru no Odoriko' has climbed to No. 2, showing significant increases in streaming and downloads.
- ▪Bullet Train's 'Gachi Muchuu!' tops the Billboard Japan Hot 100 with 585,235 copies sold.
- ▪The song achieved its highest first-week sales, surpassing their previous record of 416,904 copies.
- ▪Sakanaction's 'Yoru no Odoriko' rose to No. 2 with a 143% increase in streaming and a 192% increase in downloads.
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Record
| Original publisher | Billboard |
| Canonical URL | https://www.billboard.com/music/chart-beat/bullet-train-gachi-muchuu-number-one-japan-hot-100-1236252742/ |
| Publication time | Wed, 20 May 2026 17:27:20 +0000 |
| Retrieval time | 2026-05-20T17:35:02.741Z |
| Last seen | 2026-05-20T17:35:02.741Z |
| Headline source | Publisher (no WeSearch rewrite) |
| Excerpt source | publisher body |
| Excerpt method | First ~120 words (~800 chars) of extracted publisher body, fair-use limited. |
| Summary | WeSearch · cerebras-chat (WeSearch summarizer) |
| Summary source text | contentText |
| Citation coverage | Summary is a WeSearch-generated derivative; primary citation is the original publisher URL. |
| Cluster | 2F98jOYlO8ym |
| Cluster logic | Grouped by semantic title/content similarity across sources within a rolling window. Same-publisher template collisions are excluded from coverage comparison. |
| Ranking reason | Story pages are not engagement-ranked. Hub feeds use recency, with optional source-diversified chronological ordering (cap consecutive stories per source). No personalized ranking. |
| Publisher visit | Yes — open original |
| Substitutes article? | No — link-out required for full text |
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| Indexing | May the item be indexed (stored, ranked, made findable)? | Allowed |
| Snippet | May a short excerpt of the publisher's text be shown? | Allowed |
| AI summary | May WeSearch generate its own short summary of the article? | Limited |
| Retrieval / RAG | May the content be exposed for third-party retrieval-augmented generation? | Not asserted |
| Model training | May the content be used to train AI models? | Not asserted |
| Commercial reuse | May the content be reused commercially? | Not permitted |
Basis: Derived from the published RSS/Atom feed. Contact: [email protected]. Reviewed: 2026-07-24.
Opening excerpt (first ~120 words) tap to expand
Bullet Train Courtesy Photo Trending on Billboard if ( !window.pmc.harmony?.isEventAdScheduledTime() ) { pmcCnx.cmd.push(function() { pmcCnx({ settings: { plugins: { pmcAtlasMG: { iabPlcmt: 2, } } }, playerId: '4057afa6-846b-4276-bc63-a9cf3a8aa1ed', playlistId: '7d883b78-ef0d-4bde-94cd-5300fb7fd3e3', }).render("connatix_contextual_player_div"); }); } else { // This should only be get called when page cache is not cleared and it's event time. window.pmc.harmony?.switchToHarmonyPlayer(); } Bullet Train‘s “Gachi Muchuu!” tops the Billboard Japan Hot 100, on the chart released May 20. The title track of Bullet Train’s 23rd single sold 585,235 copies, surpassing the group’s previous personal-best first-week sales of 416,904 copies set with “NINE LIVES.” The song lands at No.
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Excerpt limited to ~120 words for fair-use compliance. The full article is at Billboard.