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===2019===
* '''AprilApr. 13,''' Debuted. She was supposed to debut together with [[Nekomata Okayu]] but got sick and debuted later <ref>https://twitter.com/hololivetv/status/1110076954621861888</ref><ref>https://youtu.be/Qap7HFEx_oM</ref>
* '''AugustAug. 14,''' First Endurance Stream (10hours 45 minutes)
* '''SeptemberSep. 14,''' 3D Model Debut
* '''SeptemberSep. 22,''' Streamed for 24 hours with [[Sakura Miko]]
* '''NovemberNov. 6,''' 100,000 Subscriber milestone
* '''DecemberDec. 26,''' 2nd costume reveal
===2020===
* '''JanuaryJan. 1,''' New Years costume reveal
* '''JanuaryJan. 24,''' Participated in [[Nonstop Story]]
* '''FebruaryFeb. 24,''' 200,000 Subscriber milestone
* '''MarchMar. 13-14,''' Korone plays [https://tvtropes.org/pmwiki/pmwiki.php/VideoGame/MakaMaka Maka Maka] for 28 hours
* '''AprilApr. 28,''' 300,000 Subscriber milestone
* '''May. 29,''' 400,000 Subscriber milestone
== Korone and fingers ==
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