She is known to be a close friend (in working field) of Miki Imai, Yoko Kanno, Akino Arai and also Maaya Sakamoto.
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Maaya Sakamoto songs were simply moved by her writings started around year 1996 with the release of "Yakusoku wa Iranai" (I don't need a Promise), a simply lovely song sang by a lovely person, composed by Yoko Kanno and written by her.