How to Obtain
|Cannot be auctioned, traded, bazaared, or delivered.|
Your upgraded piece will be ready the next game day.
春日 refers to the 春日派 (kasugaha) armorers active from the 14th to the 16th century in Nara, Japan. (Kotobank)
烏帽子形兜 (eboshi-nari-kabuto) are styled decorative helms (Wikipedia) made to resemble eboshi, the peaked hat first worn by Heian period Japanese aristocrats (Wikipedia), more modernly seen worn by referees at Sumo matches. (Wikipedia)