Nihongo Diary helps Japanese learners build a daily writing habit with AI corrections, saved diary history, calendar tracking, and learning support from Obie.
No credit card needed ยท Free to start
ไปๆฅใฏๅใ ใกใจๅ ฌๅใซ่กใใพใใใๅคฉๆฐใใใใฃใใฎใงใใใใใๆญฉใใพใใใ
Nice work! Just one fix: ใใใใใงใใ โ ใใใใใฃใใงใ
Most learners read and listen far more than they produce. Without real writing and honest feedback, the same mistakes repeat โ and motivation quietly fades when no one is there to say "close, try this."
Write a few honest lines in Japanese. Obie corrects them, shows you a natural version, and points out exactly what to fix. Save it, and tomorrow you do it again. That loop is how fluency is actually built.
3 min
A daily entry
N5โN3
Levels supported
100%
Entries saved
Daily
Habit by design
Get a corrected version, a natural native rewrite, and clear notes the moment you finish writing.
Every entry and its corrections are kept in one place, so you can look back and watch your Japanese grow.
See your writing days fill the calendar. A visible streak makes the habit feel real and worth protecting.
Templates, key ideas, and friendly tips from Obie help you start writing even on the days you feel stuck.
Choose N5 to Natural and a correction style, so feedback matches where you are โ not where a textbook assumes.
Three sentences is a great day. Nihongo Diary is designed around small wins, not perfect essays.
Open today's diary and write in Japanese โ as little as one sentence is enough to count.
Obie returns a corrected version, a natural rewrite, your key mistakes, and useful vocabulary.
Keep the entry in your history and revisit the corrections whenever you want to reinforce them.
Each day fills your calendar. Small daily writing compounds into real, lasting fluency.
$0
$9/month
$19/month
$49/month
Payments aren't live yet โ this is a public beta. Pricing may change before launch.
Write one sentence in Japanese today. Obie will take it from there.