Kita

ｷﾀ━━━━━━(ﾟ∀ﾟ)━━━━━━ !!!!!

Kita is an AA guy to show how excited you are about something. It shouts "ｷﾀ"/"kita!!!" which means "It's here!!!"

Although Kita originated on 2ch, it has gained recognition outside of 2ch in Japanese media, perhaps even more so than Mona.

ｷﾀ━━━ヽ(∀ﾟ )人(ﾟ∀ﾟ)人( ﾟ∀)人(∀ﾟ )人(ﾟ∀ﾟ)人( ﾟ∀)ノ━━━!!!!

Derivatives

Kitawaa

ｷﾀﾜァ*･゜ﾟ･*:.｡..｡.:*･゜(n‘∀‘)ηﾟ･*:.｡. .｡.:*･゜ﾟ･* !!!!!

A sparkly variant of Kita with a Gana-like face.

ｷﾀ━( ´∀`)ﾟ∀ﾟ)*ﾟーﾟ)･ω･) ﾟДﾟ)´ー`)･∀･)￣ｰ￣)´_ゝ`)`Д´)´Д｀)丶｀∀´>━!!

ｷﾀﾜァ*･゜ﾟ･*:.｡..｡.:*･゜(n‘∀‘)ηﾟ･*:.｡. .｡.:*･゜ﾟ･* !!!!!

Sources:

• tanasinn.info
• 2ch AA Illustration Project
• 2ch AA Illustration Project (Kitawaa)