Kawakami, H. (2017) Gomennasai Moshi Anata ga Chotto demo Ikizumari wo Kanjite irunara Fuben wo Toriirete miteha Doudesuka?—Fubeneki to iu Hassou (Sorry, If You Feel a Little Bit a Deadlock in Your Life, Why Do Not You Try to Adopt the Inconvenience?—An Idea of Benefit of Inconvenience). Impress, Tokyo. (In Japanese)

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