Even in today's Japan, the customs remain where a bundle of Japanese iris and mugwort are hung under the eaves and people take a Shobuyu (bath in which bundles of Japanese iris are floating).
現代の日本においても菖蒲や蓬を軒に吊るし、菖蒲湯（菖蒲の束を浮かべた風呂）に入る風習が残っている。