Confirmed as the award-winning work published in Bungakukai in 1986, but no standalone book edition could be found after checking Amazon Japan, the NDL, and the publisher's official sources in that order.

No book edition could be confirmed.

A collection that explores Korean-Japanese mixed heritage and the uncertainty of identity and way of life. It was published as the winning work of the 62nd Bungakukai Newcomer Prize.

Uncertainty about origin changes the outline of a life itself.