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| Form | Affirmative | Negative |
|---|---|---|
| Present | 経験を積む | 経験を積まない |
| Polite | 経験を積みます | 経験を積みません |
| Past | 経験を積んだ | 経験を積まなかった |
| Polite + Past | 経験を積みました | 経験を積みませんでした |
| Te-form | 経験を積んで | 経験を積まなくて |
| Potential | 経験を積める | 経験を積めない |
| Passive | 経験を積まれる | 経験を積まれない |
| Causative | 経験を積ませる | 経験を積ませない |
| Causative + Passive | 経験を積まされる | 経験を積まされない |
| Imperative | 経験を積め | 経験を積むな |
Sottaku
Sottaku is an app for learning a growing range of Asian and European languages with a strong focus on SRS. It includes automatic flashcard creation for hundreds of thousands of words, grammar breakdowns in example sentences, language-specific study packs where available, adaptive quizzes, mobile apps, a browser extension, and community features. Give it a try now! All learning content is free with no limits on flashcards or study time.
Sottaku is built to match the habits of successful learners. By using Sottaku, you will naturally learn in the most efficient way possible, as proven by countless success stories in the language learning community.
Free Forever
Access all grammar guides, quizzes, and flashcards without paying a cent. Quality education should be accessible to everyone.
Smart SRS System
Our flashcard system uses the FSRS algorithm (also used in Anki) to optimize your review schedule and maximize retention.
Comprehensive Content
From hanzi, kana, hangul, and European vocabulary basics to grammar and reading practice where available, we have lessons for every level. Practice with quizzes tailored to your skill.
Community Chat
Ask level-appropriate questions and get help from the community. Learn together with fellow learners across every supported language.