The word is "友".
This word has on-yomi and kun-yomi.
(If you don't know on-yomi and kun-yomi, please read a past entry of this blog!)
on-yomi : 友 / yuu
kun-yomi : 友 / tomo : =friend
This kanji's on-yomi is often used with other Kanjis.
For example, "友愛"(yuu-ai=friendship) is one of them.
*If you want to know about this kanji more, please leave comment on this blog!
