, also read as Tonna;

lay name A legal name is the name that identifies a person for legal, administrative and other official purposes. A person's legal birth name generally is the name of the person that was given for the purpose of registration of the birth and which then ...

– Nikaidō Sadamune (二階堂貞宗), was a Japanese Buddhist poet who was a student of Nijō Tameyo. Ton'a took a tonsure at Enryaku-ji Temple, but was later associated with the ''Ji'' sect (founded by

Ippen 1234–1289 also known as Zuien was a Japanese Buddhist itinerant preacher (''hijiri'') who founded the branch of Pure Land Buddhism. Life Ippen was born at Hōgon-ji, a temple in Iyo Province (modern Ehime Prefecture) on the island of Shikok ...

). He looked up to

Saigyō was a Japanese poet of the late Heian and early Kamakura period. Biography Born in Kyoto to a noble family, he lived during the traumatic transition of power between the old court nobles and the new samurai warriors. After the start of the ag ...

's poetic genius.

Poetry

The following are two of his best-known poems:

Extant Works

Ei Sanshu Waka (詠三首和歌/頓阿), 1367

In 1367,

Ashikaga Yoshiakira was the second ''shōgun'' of the Ashikaga shogunate who reigned from 1358 to 1367 during the Muromachi period of Japan. Yoshiakira was the son of the founder and first ''shōgun'' of the Muromachi shogunate, Ashikaga Takauji. His mother was Ak ...

hosted a poetry gathering at Nii-Tamatsushima Shrine. The scroll consist of three poems, and the script's casual arrangements indicates influence from

Fujiwara no Yukinari was a Japanese people, Japanese calligrapher (''shodoka'') during the Heian period, Heian period. He was memorialized for his prowess in his chosen art by being remembered as one of the outstanding Three Brush Traces (Sanseki 三跡), along with ...

. The scroll originally was owned by Fujita Denzaburō until 1934, subsequently sold in Kyoto in 2014 to collectors Mary and Cheney Cowles, who then donated the scroll to the

Metropolitan Museum of Art The Metropolitan Museum of Art, colloquially referred to as the Met, is an Encyclopedic museum, encyclopedic art museum in New York City. By floor area, it is the List of largest museums, third-largest museum in the world and the List of larg ...

in 2022 (Accession 2022.432.5).

Notes

Writers of the Muromachi period 14th-century Japanese poets Buddhist clergy of the Kamakura period Buddhist poets {{Japan-bio-stub