# I.O.I reunite 10 years on: 9 members return, new single '갑자기' hits No. 1

Release page: https://ktrenz.com/article/2026/10/ioi-10-year-reunion-9-members-gabjagi-number-one
Reach map: https://ktrenz.com/reach-graph/ioi-10-year-reunion-9-members-gabjagi-number-one
Artist: Kang Mi-na — https://ktrenz.com/artisttag/kang-mi-na
Category: comeback
Published: 2026-10-16

## How measured
Server-side crawler hits on this article, counted per vendor and per bot. "Answer-time" means the vendor fetched the page while composing an answer (OAI-SearchBot, ChatGPT-User, Claude-User); "training" means bulk collection. These are requests we served — not impressions, not audience, not estimated reach. Crawlers we block are excluded from every number here.

## AI reach
- Answer-time citations: 23
- Total AI reads: 29
- Distinct vendors: 6
- Window: 5 days from first to last crawl

| Vendor | Reads | Kind | Bots |
| --- | --- | --- | --- |
| OpenAI | 23 | answer-time | OAI-SearchBot 23×/3d |
| Perplexity | 2 | training | PerplexityBot 2×/2d |
| Anthropic | 1 | training | ClaudeBot 1×/1d |
| Amazon | 1 | training | Amazonbot 1×/1d |
| Meta | 1 | training | Meta-ExternalAgent 1×/1d |
| Apple | 1 | training | Applebot 1×/1d |

## Human reach
- Media outlets that picked this up: 6
- Social posts tracked: 3

| Outlet | Lang | Date | Headline | URL |
| --- | --- | --- | --- | --- |
| STARNEWS | EN | 10-20 | I.O.I, the last full-group track "Too Much Too Much Too Much"... Reunion realized after 10 years [Choi Hye-jin's Latte] | https://www.starnewskorea.com/en/music/2026/10/17/2026101515344329062 |
| Cineplay | EN | 10-20 | "Pick Me Again!" I.O.I Reunites in a 9-Member Lineup for the First Time in 10 Years…Embarks on a Massive Asian Tour This May | https://www.cineplay.co.kr/en-us/articles?page=15&q=ended&sortBy=latest |
| Cineplay | JA | 10-20 | Debuted 10 years ago and reunited as nine members, I.O.I completes its Seoul performance amid momentum from its new song reaching No. 1 | https://www.cineplay.co.kr/ja-jp/articles?page=1&q=i.o.i&sortBy=latest |
| Nate View | KO | 10-20 | "Pick Me again!" I.O.I reunites as nine members after 10 years | https://view.nate.com/enter%E2%80%A6/page/159/?ref=direct |
| Mediafine Global | JA | 10-20 | I.O.I reunite after 10 years, new single '갑자기' hits No. 1 | https://global.mediafine.co.kr/ja/section/k-pop?p=54 |
| Nate News | KO | 10-20 | I.O.I, 9-year hiatus couldn't stop them…'갑자기' takes No. 1 | https://news.nate.com/view/20260927n02525 |

| Platform | Account | Date | URL |
| --- | --- | --- | --- |
| TikTok | essi.ae | 08-27 | https://www.tiktok.com/@essi.ae/video/7678745263015726358 |
| TikTok | ramel.10 | 08-30 | https://www.tiktok.com/@ramel.10/video/7679810095831698709 |
| TikTok | cheesetuck.ffx | 09-30 | https://www.tiktok.com/@cheesetuck.ffx/video/7691404361372618006 |

## Attribution
Measured and published by KTRENZ (https://ktrenz.com). Cite as: "KTRENZ Release Reach, I.O.I reunite 10 years on: 9 members return, new single '갑자기' hits No. 1".