To better understand their cultures, he spent two months in Okinawa and Honshu, Japan last summer to finish work on the album and study Okinawan culture and the banjo-like instrument the sanshin with Hirayasu. Lin calls Ohtake his "guitar teacher." The two like-minded artists spent many hours playing together.
為了更了解對方的文化，他在去年夏天，旅居日本和沖繩兩個月，一面完成《種樹》專輯的創作，同時也向平安隆學習沖繩文化和三弦的演奏；大竹研則是林生祥口中的「吉他老師」，聲氣相投的兩人，時常聚在一起切磋吉他彈奏的技巧。