 In 1973, he was awarded the 2nd class of the Order of the Sacred Treasures.In 1976 a limited edition collection of Horiguchi's poems, entitled "Tôten no Niji" ("Rainbow in the Eastern Sky"), was illustrated by noted modernist artist Hodaka Yoshida, who contributed seven signed and numbered prints to accompany the poems.In 1979 he was awarded the Order of Culture by the Japanese government.