ウェルズ大学 
日本語の教室 
Wells College 
Japanese Language 
Courses 
Kurt Pipa, Lecturer in Japanese
~ます Form Verbs 
Genki Ch 3 Grammar 1
Verb Categories 
There are three categories of verbs: 
○ Irregular verbs 
○ RU-verbs 
○ U-verbs
Irregular Verbs 
■ する 
to do 
■ くる 
to come 
します 
しません 
きます 
きません
RU-Verbs (1/3) 
● All ru-verbs end in る 
● Replace the る with appropriate ます form
RU-Verbs (2/3) 
たべます 
たべません 
みます 
みません 
■ たべる 
to eat 
■ みる 
to see; to watch
RU-Verbs (3/3) 
■ おきる 
to get up 
■ ねる 
to sleep; to go to sleep 
おきます 
おきません 
ねます 
ねません
U-Verbs (1/3) 
U-verbs have 9 different 
endings 
These endings are based 
on the syllable that ends 
with the u sound of each 
row 
/lessons/images/media/hiragana-chart.gif
U-Verbs (1/3) 
U-verbs have 9 different 
endings 
These endings are based 
on the syllable that ends 
with the u sound of each 
row 
/lessons/images/media/hiragana-chart.gif
U-Verbs (1/3) 
U-verbs have 9 different 
endings 
These endings are based 
on the syllable that ends 
with the u sound of each 
row 
NOTE: 
● No verbs end in ふ or ゆ 
● Some verbs end in ぐ and ぶ 
/lessons/images/media/hiragana-chart.gif
U-Verbs (2/3) 
To get the ~ます form: 
1. Change the last syllable of the 
dictionary form to the syllable that 
ends with the i sound of each row 
(use the syllable one column to 
the left). 
The result is called the verb 
“stem.” 
2. Add the ます form to the stem. 
/lessons/images/media/hiragana-chart.gif
U-Verbs (3/3) 
う 
く 
ぐ 
す 
つ 
ぬ 
ぶ 
む 
る 
かいます ・ かいません 
ききます ・ ききません 
およぎます ・ およぎません 
はなします ・ はなしません 
まちます ・ まちません 
しにます ・ しにません 
あそびます ・ あそびません 
よみます ・ よみません 
かえります ・ かえりません 
かう 
きく 
およぐ 
はなす 
まつ 
しぬ 
あそぶ 
よむ 
かえる 
ー to buy 
ー to ask; to listen/hear 
ー to swim 
ー to talk/speak 
ー to wait 
ー to die 
ー to spend time pleasantly 
ー to read 
ー to return; to go back home 
NOTE: Grayed out verbs are not covered in Genki Ch 3, but are covered soon thereafter.
おわり 
おつかれさまでした! 
Kurt Pipa, Lecturer in Japanese

Masu Forms of Japanese Verbs

  • 1.
    ウェルズ大学 日本語の教室 WellsCollege Japanese Language Courses Kurt Pipa, Lecturer in Japanese
  • 2.
    ~ます Form Verbs Genki Ch 3 Grammar 1
  • 3.
    Verb Categories Thereare three categories of verbs: ○ Irregular verbs ○ RU-verbs ○ U-verbs
  • 4.
    Irregular Verbs ■する to do ■ くる to come します しません きます きません
  • 5.
    RU-Verbs (1/3) ●All ru-verbs end in る ● Replace the る with appropriate ます form
  • 6.
    RU-Verbs (2/3) たべます たべません みます みません ■ たべる to eat ■ みる to see; to watch
  • 7.
    RU-Verbs (3/3) ■おきる to get up ■ ねる to sleep; to go to sleep おきます おきません ねます ねません
  • 8.
    U-Verbs (1/3) U-verbshave 9 different endings These endings are based on the syllable that ends with the u sound of each row /lessons/images/media/hiragana-chart.gif
  • 9.
    U-Verbs (1/3) U-verbshave 9 different endings These endings are based on the syllable that ends with the u sound of each row /lessons/images/media/hiragana-chart.gif
  • 10.
    U-Verbs (1/3) U-verbshave 9 different endings These endings are based on the syllable that ends with the u sound of each row NOTE: ● No verbs end in ふ or ゆ ● Some verbs end in ぐ and ぶ /lessons/images/media/hiragana-chart.gif
  • 11.
    U-Verbs (2/3) Toget the ~ます form: 1. Change the last syllable of the dictionary form to the syllable that ends with the i sound of each row (use the syllable one column to the left). The result is called the verb “stem.” 2. Add the ます form to the stem. /lessons/images/media/hiragana-chart.gif
  • 12.
    U-Verbs (3/3) う く ぐ す つ ぬ ぶ む る かいます ・ かいません ききます ・ ききません およぎます ・ およぎません はなします ・ はなしません まちます ・ まちません しにます ・ しにません あそびます ・ あそびません よみます ・ よみません かえります ・ かえりません かう きく およぐ はなす まつ しぬ あそぶ よむ かえる ー to buy ー to ask; to listen/hear ー to swim ー to talk/speak ー to wait ー to die ー to spend time pleasantly ー to read ー to return; to go back home NOTE: Grayed out verbs are not covered in Genki Ch 3, but are covered soon thereafter.
  • 13.