| | Positive | Negative |
| Present Indicative |
Plain | sentaku suru |
sentaku shinai |
| Polite |
sentaku shimasu |
sentaku shimasen |
| Past Indicative |
Plain |
sentaku shita |
sentaku shinakatta |
| Polite |
sentaku shimashita |
sentaku shimasen deshita |
| Presumptive |
Plain |
sentaku shiyō
sentaku suru darō |
sentaku shinai darō |
| Polite |
sentaku shimashō
sentaku suru deshō |
sentaku shinai deshō |
| Past Presumptive |
Plain |
sentaku shitarō
sentaku shita darō |
sentaku shinakatta darō |
| Polite |
sentaku shimashitarō |
sentaku shinakatta deshō |
| Present Progressive |
Plain | | |
| Polite | sentaku shite imasu |
sentaku shite imasen |
| Past Progressive |
Plain | | |
| Polite |
sentaku shite imashita |
sentaku shite imasen deshita |
| Provisional |
Plain |
sentaku sureba |
sentaku shinakereba
|
| Polite |
sentaku shimaseba
sentaku shimasureba
|
sentaku shimasen nara
|
| Conditional |
Plain |
sentaku shitara |
sentaku shinakattara
|
| Polite |
sentaku
sentaku shimashitara
|
sentaku shimasen deshitara
|
| Potential |
Plain | sentaku dekiru |
sentaku dekinai |
| Polite |
sentaku dekimasu |
sentaku dekimasen |
| Causative |
Plain |
sentaku saseru |
|
| Polite | |
|
| Imperative |
Plain |
sentaku shiro |
sentaku suruna |
| Polite |
sentaku shite kudasai |
sentaku shinaide kudasai |
Passive |
Plain | sareru |