Arai 【荒居】4 The Japanese surnames etymology dictionary.
① Origin of Hiroshima-ken Shinri Takahara Town Argi. A place name with a record since the Warring States Period. Tell him that you lived there since the Kamakura period. The place name is from Okayama-ken Okayama-shi Kita Ward Yoshitsuzu from Aruiki Shrine.
③ Creation . Okayama-ken Okayama-shi Okayama-shi is a vassal of Kikitsu Hiroshi of Shikibu Shogun who struck a tribe called Empress Crown at the time of the reign of Emperor Shinjin from the Imperial family in the Imperial period Tell him that Masato Maro gave a surname by surname from the court and later changed to avoid "demons". It is unknown whether Oni exist.
⑥ Things . From the Akagi gate of the gate division system that was in the Edo period. An example of the location of the gate. Kagoshima-ken Kagoshima-shi Yoshino-cho, Kagoshima-ken Minamisatsuma-shi Kinmin-cho Niiyama, Kagoshima-ken Minamisatsuma-shi Koneda Takeda. The name of the gate is from a tree with a favorable "yes".