The conjugations and English meanings are automatically generated and not all forms are always relevant for all verbs. This is for a guide only - please double-check if you need to use the information for something important!
Verb Class1 ~ Godan ~ 五段
Stemkorob -
Te formkoronde
Infinitivekorobi  
PositiveNegative
    fall down, will fall down don't fall down, won't fall down
Present Indicative Plain korobu korobanai
Polite korobimasu korobimasen
    lets fall down, will probably fall down let's not fall down, probably won't fall down
Presumptive \ Volitional Plain korobō
korobu darō
korobanai darō
Polite korobimashō
korobu deshō
korobanai deshō
    fall down! don't fall down!
Imperative Plain korobe korobu na
Politekoronde kudasai korobanai de kudasai
Past Indicative Plain koronda korobanakatta
Polite korobimashita korobimasen deshita
Past Presumptive Plain korondarō
koronda darō
korobanakatta darō
Polite koronda deshō korobanakatta deshō
Present Progressive Plain koronde iru
Polite koronde imasu koronde imasen
Past Progressive Plain koronde ita
Polite koronde imashita koronde imasen deshita
Provisional Conditional eba Plain korobeba korobanakereba
Polite n/a n/a
Conditional (-tara form) Plain korondara korobanakattara
Polite korobimashitara korobimasen deshitara
Potential Plain koroberu korobenai
Polite korobemasu korobemasen
Causative Plain korobaseru korobasenai
Polite korobasemasu korobasemasen
Passive Plain korobareru korobarenai
Polite korobaremasu korobaremasen
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