From Wiktionary, the free dictionary
From English YouTube, by directly typing "youtube" as rōmaji and converting to kana via a Japanese IME.
ようつべ • (Yōtsube)
- (slang) YouTube
- Synonym: ユーチューブ (Yūchūbu)
- 2014, 「[…] ようつべで見たことある」
- “[…] Yōtsube de mita koto aru”
- “[…] I’ve seen it on YouTube.”
→ISBN