Red Storm - Vol. 16 Ch. 394

[MangaDex]

 

[ku4eto]

Okay, remind me again, who tf is "Katuna" ?
Those name translations have nothing in common with the previous groups.

 

[Umagon]

Okay, remind me again, who tf is "Katuna" ?
Those name translations have nothing in common with the previous groups.

Not from the original, seems to be the younger brother of Yulian's first daughter after the time skip.