Tonari no Seki no Inkya Joshi ga Oshi Utaite Datta: Ore no Kyoku o Uttatekure! - Vol. 1 Ch. 5.4 - Omake 1

[MangaDex]

 

[ciera]

thanks for the omake

 

[Siroakata]

thanks for the omake

You're welcome (´ω｀)

 

[PLaci1982]

Extras are usually numbered at (starts at numbering as) x.5...

I recommend to re-number this two extra chapters as either 5.5 and 5.6, or as 5.5.1 and 5.5.2.