A former [[Nijisanji]] [[virtual Youtuber|]], part of the [[1st generation (nijisanji)|inaugural batch of eight]] and designed by [[Asacrebleu]]. 

Despite her name being displayed as [b]Yuki Chihiro[/b], her name, translated as-is, is meant to be read as [b]Yuuki Chihiro[/b]. She "announced":[https://twitter.com/Chihiro_yuki23/status/1734469459237273748] her graduation from Nijisanji effective January 31, 2024. 

h4. Appearance
[tn]See post #3829549.[/tn]

She was portrayed with [[long hair|long]] [[blue hair]] tied into [[twin braids]], and [[blue eyes]]. In addition, she also had an [[aged up]] version that varied per costume. 

h5. Costumes
h6. Official costumes with a model
* [[Yuuki Chihiro (1st costume)|Default]]
* [[Yuuki Chihiro (2nd costume)|2nd costume]]: Aged up
* [[Yuuki Chihiro (3rd costume)|3rd costume]]: White dress
* [[Yuuki Chihiro (4th costume)|4th costume]]: Casino girl
* [[Yuuki Chihiro (5th costume)|5th costume]]: Police uniform
* [[Yuuki Chihiro (6th costume)|6th costume]]: Snowman costume
* [[Yuuki Chihiro (7th costume)|7th costume]]: New Year
* [[Yuuki Chihiro (8th costume)|8th costume]]: Current (and last) default
* [[Yuuki Chihiro (9th costume)|9th costume]]: White hoodie casual
* [[Yuuki Chihiro (10th costume)|10th costume]]: Military
* [[Yuuki Chihiro (11th costume)|11th costume]]: Idol
* [[Yuuki Chihiro (12th costume)|12th costume]]: MahoSuzu unit outfit
* [[Yuuki Chihiro (13th costume)|13th costume]]: Black plaid casual
* [[Yuuki Chihiro (14th costume)|14th costume]]: Loungewear
* [[Yuuki Chihiro (15th costume)|15th costume]]: Purple plaid casual
* [[Yuuki Chihiro (16th costume)|16th costume]]: Final casual

h6. Costumes shared with other members
* NijiFes: Group Yellow (post #6933492)

h4. Nijisanji units and groups
* [[1st generation (nijisanji)|Wave One]] (debut)

h4. External links
* "YouTube channel":[https://www.youtube.com/@YukiChihiro]
* "Twitter":[https://twitter.com/chihiro_2434]
* "Niconico":[http://dic.nicovideo.jp/a/%E5%8B%87%E6%B0%97%E3%81%A1%E3%81%B2%E3%82%8D]
* "Nijisanji Unofficial Wiki article":[https://wikiwiki.jp/nijisanji/%E5%8B%87%E6%B0%97%E3%81%A1%E3%81%B2%E3%82%8D]
勇気ちひろ みんなの妹ちーちゃん ちーあーと ちひろさん私服イラコン