Chaetodon auripes (English spelling) Chaetodonauripes

Japanese: Chaetodon auripes（英語表記）Chaetodonauripes

... There are about 140 known species of butterflyfish, but 46 species in 7 genera have been recorded around Japan, including the Threadfin Butterflyfish, Spooky Butterflyfish, Butterflyfish, Butterflyfish, Spearfish, Striped Butterflyfish (all in the Chaetodon genus), Snapper Butterflyfish (illustration), Banded Butterflyfish (illustration), and Copper Butterflyfish (illustration). The majority are in the Chaetodon genus, with 35 species, and the butterflyfish Chaetodon auripes (illustration) is commonly seen in Honshu. In Okinawa and other places, they can reach a total length of 20 cm, but in Honshu, they only grow to around 10 cm. ...

From [Tropical Fish]

...This tendency is stronger in younger fish, so it is advisable to feed young fish more frequently to ensure that all fish have access to food. (a) Butterflyfish Chaetodon auripes (illustration) Distributed south of Chiba, the East Indies, and the Red Sea. Total length 22 cm. ...

*Some of the terminology that mentions "Chaetodon auripes" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…　チョウチョウウオ科は140種ほど知られているが，日本周辺ではトゲチョウチョウウオ，フウライチョウチョウウオ，チョウチョウウオ，チョウハン，ヤリカタギ，ミスジチョウチョウウオ(以上チョウチョウウオ属)，フエヤッコダイ（イラスト），ハタタテダイ（イラスト），ハシナガチョウチョウウオ（イラスト）など7属46種が記録されている。多いのはチョウチョウウオ属の35種で，本州でもよく見られるのがチョウチョウウオChaetodon auripes（イラスト）である。沖縄などでは全長20cmに達するが，本州では10cm前後まで。…