| | Positive | Negative |
| Present Indicative |
Plain | koshiraeru | koshiraenai |
| Polite | koshiraemasu | koshiraemasen |
| Presumptive |
Plain |
koshiraeyō
koshiraeru darō |
koshiraenai darō |
| Polite |
koshiraemashō
koshiraeru deshō |
koshiraenai deshō |
| Imperative |
Plain | koshiraero |
koshiraeru na |
| Polite | koshiraete kudasai |
koshiraenai de kudasai |
| Past Indicative |
Plain | koshiraeta | koshiraenakatta |
| Polite | koshiraemashita | koshiraemasen deshita |
| Past Presumptive |
Plain |
koshiraetarō
koshiraeta darō | koshiraenakatta darō |
| Polite |
koshiraeta deshō | koshiraenakatta deshō |
| Present Progressive |
Plain |
koshiraete iru
| |
| Polite | koshiraete imasu |
koshiraete imasen |
| Past Progressive |
Plain |
koshiraete ita
| |
| Polite | koshiraete imashita |
koshiraete imasen deshita |
| Provisional |
Plain |
koshiraereba |
koshiraenakereba |
| Polite |
koshiraemaseba
koshiraemasureba
|
koshiraemasen nara
|
| Conditional |
Plain | koshiraetara |
koshiraenakattara |
| Polite | koshiraemashitara |
koshiraemasen deshitara |
| Potential |
Plain | koshiraerareru |
koshiraerarenai |
| Polite | koshiraeraremasu |
koshiraeraremasen |
| Causative |
Plain | koshiraesaseru |
koshiraesasenai |
| Polite | koshiraesasemasu |
koshiraesasemasen |