瀬戸美夜子 せとあーと みないでみやこ
A [[Nijisanji]] [[virtual youtuber]], designed by [[Kayahara]]. 

h4. Appearance
[tn]See post #3402482 for reference sheet.[/tn]

She is portrayed with [[short hair|short]] [[black hair]] done in a [[bob cut]] style, [[grey eyes]] with [[glasses]], and [[medium breasts]]. Following the debut of her [[Seto Miyako (4th costume)|50,000 subscribers milestone costume]], its "hairstyle":[https://twitter.com/seto_miyako/status/1395696408838082567] became the new default across all her costumes. 

h5. Costumes
h6. Official costumes with a model
* [[Seto Miyako (1st costume)|Default]]
* [[Seto Miyako (2nd costume)|2nd costume]]: Casual
* 3rd costume: Winter
* [[Seto Miyako (4th costume)|4th costume]]: Idol

h6. Costumes shared with other members
* !post #6933514: NijiFes: Group Red

h4. Nijisanji units and groups
* [[Onomachi Haruka|Haru]][b]Miya[/b][[Kataribe Tsumugu|Tsumu]]

h4. External links
* "YouTube channel":[https://www.youtube.com/@SetoMiyako]
* "Twitter":[https://twitter.com/seto_miyako]
* "Nijisanji Unofficial Wiki article":[https://wikiwiki.jp/nijisanji/%E7%80%AC%E6%88%B8%E7%BE%8E%E5%A4%9C%E5%AD%90]
seto miyako