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Tsuba with design of Gama Sennin and toad

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Kyowa gannen kanoto-tori kika Iwamoto Konkan, with a kao, gojuhassai kore o horu [Iwamoto Konkan carved this at the age of fifty-eight in the first, kanoto-tori, year of Kyowa (=1801)] 享和元年辛酉季夏岩本昆寛(花押)五十八歳彫之


By 1911, purchased by William Sturgis Bigelow (b. 1850 - d. 1926), Boston [see note 1]; 1911, gift of Bigelow to the MFA. (Accession Date: August 3, 1911) NOTES: [1] Much of Bigelow's collection of Asian art was formed during his residence in Japan between 1882 and 1889, although he also made acquisitions in Europe and the United States. Bigelow deposited many of these objects at the MFA in 1890 before donating them to the Museum's collection at later dates.

Credit Line

William Sturgis Bigelow Collection

Japanese, Edo period, early to mid-19th century


Overall: 7.1 x 6.9 x 0.7 cm (2 13/16 x 2 11/16 x 1/4 in.)

Accession Number


Medium or Technique

Main material: shakudo; surface treatment: nanako-ji; other metals: gold, silver, copper and shibuichi; silver sekigane; decorative technique: iroe takazogan




Arms and armor