Japanese surname Tsuda (津田), read with the Japanese kanji's Mandarin pronunciation. Notable bearers include voice actor Kenjiro Tsuda (津田健次郎), educator and women's-rights pioneer Tsuda Umeko (津田梅子), and her university 津田塾大学 (Tsuda University).
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Japanese names are written in Mandarin with their original kanji and read with Mandarin pronunciations — no dot, no transliteration. 津 means 'ferry/river crossing', 田 means 'rice field' — together suggesting 'fields by the ferry crossing'.