Coat of Oaths

is a Noble Phantasms belonging to Shinsengumi members. It is the official uniform worn by members of the Shinsengumi force in Kyoto during the . It was notable at its time for having a pale blue-green colour and white triangle design that stood out from the normal browns, blacks and greys of warrior clothing of the period.
When Okita Souji equips it, it improves her parameters and her armament ranks up. Under normal circumstances, Okita Souji is armed with but as it was affected by future generations, her beloved katana has been ranked up.
==References==
vi:Haori Thề Nguyện
Category:Noble Phantasms
Category:Anti-Unit Noble Phantasms
Category:C rank Noble Phantasms
Category:Noble Phantasms introduced in Fate/KOHA-ACE
Category:Noble Phantasms of Okita Souji
Category:Clothing
Category:Shinsengumi
Category:Noble Phantasms of the Shinsengumi