There are three restaurants that are said to have been the first to serve this dish. The first theory is that
Kawakin (河金), a
yatai in
Asakusa,
Tokyo, served it in 1918, and the second theory is that
Ōroji (王ろじ), a yōshoku restaurant in
Shinjuku, Tokyo, served it in 1921. The third theory is that '''' (
銀座スイス), a yōshoku restaurant in
Ginza, Tokyo, served it in 1948.
Yomiuri Giants player
Shigeru Chiba, a frequent patron of the establishment, complained that it was too bothersome to eat curry and
katsu separately, leading to the creation of the combination. Currently, the restaurant advertises the dish as the "original curry" and "Chiba-san's curry" on its menu. ==References==