Japanese verb in Romaji

Irregular Verb (‘shi ma su’ and ‘ki ma su’ only)

How to make dictionary form: There is no rule. You have to remember them.

meaning	polite form	dictionary form
to play, to do	shi ma su	su ru
to come	ki ma su	ku ru

Ichidan Verb (‘e sound’ before ma su*)

How to make dictionary form: Change ‘ma su’ into ‘ru’

meaning	polite form	dictionary form
to eat	ta be ma su	ta be ru
to sleep	ne ma su	ne ru
to leave	de ma su	de ru
to wake up	o ki ma su	o ki ru
to watch, see, look	mi ma su	mi ru

Godan Verb (i sound before ma su)

How to make dictionary form: Change the letter in front of ‘ma su’ into ‘u’ sound

meaning	polite form	dictionary form
to drink	no mi ma su	no mu
to run	ha shi ri ma su	ha shi ru
to work	ha ta ra ki ma su	ha ta ra ku
to speak	ha na shi ma su	ha na su
to buy	ka i ma su	ka u