
The Kaishi 1.5k is designed to be completed in . It gives you just enough vocabulary to start "sentence mining" – i.e., watching a raw episode of Pokémon or Doraemon and adding 5-10 new words you encountered naturally. If you try to brute force a 15k pre-made deck, you will spend 45 minutes on reviews every day for two years, lacking the dopamine hits of real-world comprehension.
| | | Core 2k/6k | Tango N5 | |---|---|---|---| | Sentence order | True i+1 (each sentence adds 1 new word) | Random | i+1 but stiff | | Audio | Full sentence, natural speed | Word only, robotic | Sentence, slow | | Pitch accent | ✅ Color-coded | ❌ | ✅ (plain) | | Modern vocab | Smartphone, internet, anime | Outdated (fax, CD player) | Mostly OK | | Kanji teaching | Gradual, RTK-like mnemonics | None | Minimal |
The Kaishi 1.5k is designed to be completed in . It gives you just enough vocabulary to start "sentence mining" – i.e., watching a raw episode of Pokémon or Doraemon and adding 5-10 new words you encountered naturally. If you try to brute force a 15k pre-made deck, you will spend 45 minutes on reviews every day for two years, lacking the dopamine hits of real-world comprehension.
| | | Core 2k/6k | Tango N5 | |---|---|---|---| | Sentence order | True i+1 (each sentence adds 1 new word) | Random | i+1 but stiff | | Audio | Full sentence, natural speed | Word only, robotic | Sentence, slow | | Pitch accent | ✅ Color-coded | ❌ | ✅ (plain) | | Modern vocab | Smartphone, internet, anime | Outdated (fax, CD player) | Mostly OK | | Kanji teaching | Gradual, RTK-like mnemonics | None | Minimal |