| Verb Class | Irregular | ||
|---|---|---|---|
| Stem | su - | ||
| Gerund | shite | ||
| This is for a guide only. Please double-check if you need to use the information for something important. I've done my best to get everything right but like any self respecting software there may be bugs in it! . | |||
| Positive | Negative | ||
| Present Indicative | Plain | yakusoku suru | yakusoku shinai |
| Polite | yakusoku shimasu | yakusoku shimasen | |
| Past Indicative | Plain | yakusoku shita | yakusoku shinakatta |
| Polite | yakusoku shimashita | yakusoku shimasen deshita | |
| Presumptive | Plain |
yakusoku shiyō yakusoku suru darō |
yakusoku shinai darō |
| Polite |
yakusoku shimashō yakusoku suru deshō |
yakusoku shinai deshō | |
| Past Presumptive | Plain |
yakusoku shitarō yakusoku shita darō |
yakusoku shinakatta darō |
| Polite | yakusoku shimashitarō | yakusoku shinakatta deshō | |
| Present Progressive | Plain | ||
| Polite | yakusoku shite imasu | yakusoku shite imasen | |
| Past Progressive | Plain | ||
| Polite | yakusoku shite imashita | yakusoku shite imasen deshita | |
| Provisional | Plain | yakusoku sureba | yakusoku shinakereba |
| Polite |
yakusoku shimaseba yakusoku shimasureba |
yakusoku shimasen nara | |
| Conditional | Plain | yakusoku shitara | yakusoku shinakattara |
| Polite |
yakusoku yakusoku shimashitara |
yakusoku shimasen deshitara | |
| Potential | Plain | yakusoku dekiru | yakusoku dekinai |
| Polite | yakusoku dekimasu | yakusoku dekimasen | |
| Causative | Plain | yakusoku saseru | |
| Polite | |||
| Imperative | Plain | yakusoku shiro | yakusoku suruna |
| Polite | yakusoku shite kudasai | yakusoku shinaide kudasai | |
