Hololive - Yohane's Twitter Shorts - Ch. 53 - She Finally Found Out During the NatsuiroFubuki Stream on the 26th

[MangaDex]

 

[Duribu]

NTR

 

[justforthelulz]

@Duribu
Can't spell NaTsuiRo without NTR.

 

[TimeVolt]

@justforthelulz Even the hiragana spell it out, the first letters of them, that is. な "Na", つ "Tsu", い "I", ろ "Ro"