 In 1941, he was evacuated to Okitsu, Shizuoka, but returned briefly to Tokyo in 1942 to give a eulogy at the funeral of Akiko Yosano.He remained in Shizuoka until 1945, and moved briefly to Sekikawa, Niigata before the end of the war.Horiguchi moved back to Shizuoka at the end of World War II, and an anthology of five volumes of his poetry was published in 1947.