As a practice among tayu (geisha of the highest rank) at omise (high rank brothel) in places like Yoshiwara (Tokyo) in the Edo period, when they were ranked higher, their obi (kimono sash) got wider and then red lacquer rao of their kiseru to be tucked into obi got longer according to the widened obi.
江戸時代の吉原_(東京都)等の大見世（上等な女郎屋）の太夫（上等の遊女）などの間では、位が上ると帯の幅が広くなり、それに合せてその帯にさす、煙管の赤塗りの羅宇も長くするしきたりがある。