Tomb of Ogyu Sorai

Friends Center (Religious Society of Friends, Japan Yearly Meeting)

Takanawa Okido Remains

Keio University Mita Public Speaking Hall

Keio University Library

Materials Related to the Tsushima Soke Family

Autumn Grass Design Vase

News of Zenni Koshibe from Gotobain Gosho

Rock Figurine

Sagara Family Documents

Rock Slab