Languages Spoken in Tokyo: Japanese Dominates, English Widely Used

Official & Dominant Language

Japanese (Nihongo) is the sole official language and mother tongue of >98% of Tokyo's ~14M residents (metro 37M). It is used in all government, education, media, business, and daily life.

Writing System

Three scripts mixed: Kanji (Chinese logograms, ~2,000 common), Hiragana (phonetic, grammar), Katakana (phonetic, loanwords, emphasis). Romanization (Romaji) used for signage, input.

English: The Lingua Franca

• Education: Compulsory from elementary (since 2020); 6+ years study.
• Signage: All train/metro stations, airports, major roads, tourist sites: bilingual (JP/EN).
• Business: English is corporate language in many foreign firms and global Japanese corps (Rakuten, Uniqlo, Honda, etc.). TOEIC scores tracked for promotion.
• Tourism: Hotel, restaurant, retail staff in central areas (Shibuya, Shinjuku, Ginza, Asakusa, Roppongi) often speak functional English.
• Proficiency: Varies widely. High reading; speaking confidence lower. EF EPI 2023: Japan #87/113 (low proficiency).

Other Languages Heard

• Chinese (Mandarin): Large Chinese community (~1M in Japan); tourists, students, business. Ikebukuro, Ueno, Shinjuku.
• Korean: Zainichi Koreans (3rd–4th gen), students, K-pop culture, business. Shin-Okubo "Koreatown."
• Portuguese / Spanish: Nikkei (Japanese-Brazilian/Peruvian) returnees (~200k).
• Tagalog, Vietnamese, Nepali, Thai, Indonesian: Growing technical intern / specified skilled worker communities.
• French, German, Italian: Expats, tourists, luxury retail.

Practical Tips

• Learn basic greetings: Konnichiwa (hello), Arigatō gozaimasu (thank you), Sumimasen (excuse me/sorry).
• Carry hotel/business card in Japanese for taxis.
• Google Translate / DeepL camera mode for menus/signs.
• Police boxes (Kōban) have English-speaking officers (rotating).

Dialect

Tokyo dialect = Standard Japanese (Hyōjungo) — basis for national broadcast/media. Slight pitch-accent differences from Kansai (Osaka/Kyoto).