It's supposed to say 'Nu Gundam,' referencing both Kanako's joke title of Guncannon and the fact that Youkai Jesus has the black/white color scheme of the RX-93 and funnels on her back.
Wanting to make the ladies of gensoukyou cry? just read Gaoo's illustrations
*Grope*Dammit...
That's no good either...
Then I will bet on this!Haa... haa... I didn't really want to do this, but... How's that?! Cry! Cry!Let me forgi-... uu... uu... This is cruel! I won't forgive you!HAG! HAG! HAG! HAG! HAG! HAG! It's okay. Let me forgive you for everything by taking in those words.Dammit...this'll be tough...HAG! HAG! NU HAG! NU GUNDAM!!
pun: "Nu" is pronounced "nyuu" - same pronunciation as 乳 (milk, breasts)It's okay. Let me forgive you for everything by taking in those words.Hyaan!*Grope*