Japanese

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For pronunciation and definitions of ウグイスいろ – see the following entry.
うぐいすいろ
[noun] a brown to olive green color reminiscent of the Japanese bush warbler
Alternative spellings
鶯色, うぐいす色, ウグイス色
(This term, ウグイスいろ (uguisuiro), is an alternative spelling of the above term.)