Heian

A Heian great armour at Oyamazumi Shrine in Ehime, laced in three colours to form an arrowhead plant. The Agency calls it the oldest armour surviving.

A Tang bronze mirror at Oyamazumi Shrine in Ehime, 26.8 centimetres across. A grapevine forms the ground beneath birds and beasts. National Treasure since 1953.

Explore the extraordinary Naraharayama Sutra Mound artifacts, 42 National Treasures from 12th-century Japan including a magnificent bronze pagoda, discovered in 1934. Visit these perfectly preserved Buddhist treasures at Tamakawa Modern Art Museum in Ehime.

Discover the Akaito Odoshi Yoroi, a National Treasure armor said to have been dedicated by Minamoto no Yoshitsune, at Oyamazumi Shrine on Omishima Island. This rare Heian-period masterpiece uniquely combines o-yoroi and domaru features.

Discover the Kon'ito Odoshi Yoroi, a National Treasure of Japan housed at Oyamazumi Shrine on Omishima Island, Ehime. This late Heian-period ō-yoroi, one of Japan's Three Great Armors, was dedicated by the warrior Kōno Michinobu after the Genpei War.

Discover the Raden-Decorated Ceremonial Sword traditionally said to have been offered by Komatsu Shigemori (Taira no Shigemori), an Important Cultural Property housed at Oyamazumi Shrine on Omishima Island in Ehime. This dazzling kazari-tachi, adorned with iridescent mother-of-pearl inlay, embodies the refined courtly aesthetic of late Heian aristocracy. Designated in 1901, it offers visitors a rare window into the world of Japan's most elite court rituals.