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(Japanese)

A word in the Japanese language often meaning 'younger brother'.
Bob: Hey otouto! How was school?

Bill: It was boring, Nii-san!
by Weeeee! November 30, 2007
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2
A popular Persian sauce made from sesame seeds and ground ginger.
I love kebab, especially with a little otouto drizzled over it.
by Kraprom May 11, 2018
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