Mandarin vs Japanese: which should you learn first?
Both are FSI Category IV — the hardest tier for English speakers. Both use Chinese characters. Both have enormous economic and cultural weight. The key question: do you prefer tones (Mandarin) or a complex writing system with three scripts (Japanese)?
Mandarin has simpler grammar; Japanese has better learning resources
Mandarin grammar is genuinely simpler — no verb conjugation, no grammatical gender, no plurals. The challenge is tones (4 tones that change word meaning) and characters. Japanese grammar is significantly more complex, but the learning resource ecosystem — especially for immersion learners — is more mature. If economic opportunity is your driver, Mandarin wins on scale. If anime and Japanese culture pull you, Japanese wins on passion.
Mandarin vs Japanese: the full comparison
Tones vs three writing scripts: the core trade-off
Mandarin has four tones (plus a neutral tone) that change word meaning entirely. "Ma" can mean mother, hemp, horse, or scold depending on tone. This is genuinely hard for English speakers and requires deliberate ear training from day one. However, once you have tones and ~2,500 characters, you're done with the writing system.
Japanese has three writing systems: hiragana (46 characters), katakana (46 characters), and kanji — 2,136 for newspaper literacy. Japanese also has pitch accent, but it's less critical to communication than Mandarin tones. The sheer volume of Japanese writing system study is the biggest early barrier.
The character transfer advantage
Both languages use Chinese characters (kanji in Japanese). After reaching intermediate Mandarin, you'll recognize a significant portion of Japanese kanji — the shapes are the same, though the readings and sometimes meanings differ. This transfer works both ways. If you plan to learn both, starting with Mandarin gives you a head start on the character system that Japanese inherited.
Comprehensible input: Japanese has the edge for immersion learners
Comprehensible Japanese on YouTube is one of the best CI resources for any language. The Japanese immersion learning community (AJATT, MIA, Refold) is also more developed, with better Anki decks (Core 2k/6k, Kaishi 1.5k), more graded readers (Tadoku), and more structured immersion guides.
Mandarin CI resources are growing — Mandarin Corner, HSK-graded content, and C-dramas on Netflix provide good input. But the structured immersion ecosystem for Japanese is currently more mature.