Without reason, tears
To look at the sea.
My nature, orphaned to this world brings
Without reason, tears.
Smile, then cry.
My fate is to be an orphan from this world. When I am looking at the sea for reasons I cannot understand tears well up inside me. At that time I can only smile, and cry.
After graduation Bokusui stayed in Tokyo rather than returning to his home town, struggling to live as a writer. In doing so he betrayed the hopes of his parents. As such he was an orphan.
性・さが・nature or fate
己の愚かな性を恥じる・be ashamed of one’s foolish nature