Unknown
"Unknown" in Japanese
不明な
fumei na
(not known)
未知の
michi no
(not known)
無名な
mumei na
(not known)
名無し
nanashi
(person of no identity)
未知
michi
(algebra: a variable whose value is to be found)
未知数
michisū
(algebra: a variable whose value is to be found)
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.