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In this lesson, we will be talking about verbs, どう doushi. Whether you are a beginner picking up the Japanese language or already a learner, this video can act as an introduction or a refresher for you to iron out the basics.

The reason why we are on this topic today is because the learning of verbs and its conjugations is a really important aspect in the learning of Japanese language.

As compared to English, where verbs conjugate based on its pronoun, Japanese verbs conjugate depending on many different factors i.e. time, negation and formality.

Example Sentence

When speaking to your friends and family,

ほん勉強べんきょうしてる。nihon-go wo benkyou-shiteru <inf.>

When speaking to someone who is older or whom you have to respect,

ほん勉強べんきょうしています。nihon-go wo benkyou-shiteimasu <form.>

I’m studying Japanese.

Sentence breakdown

する suru (to do) → して(い)る shite(i)ru <inf.> or しています shiteimasu <form.>

(to be doing; present continuous form)

Note:

In this case, the verb conjugates based on the formality of the speech i.e. how formal you have to sound. This concept may not be foreign to you if you speak European languages, though not as applicable in the English language.

Example Sentence

(わたしは)       テレビ。(watashi wa) terebi wo miru <inf.>

(subject) (object) (verb)

I watch television.

Note:

Another point to note, in Japanese sentence structure, the verb usually comes at the end of the sentence.

わたし watashi (I / Me), the subject, is often omitted. In this sense, when the context is known (to both speaker and listener), the subject is generally omitted.

Sentence breakdown

テレビ (television)

miru (to watch / see)

Example Sentence

これなんです。kore wa nan desu-ka <form.>

What is this?

Sentence breakdown

これ kore (this)

なん nan / なに nani (what)

〜です desu (to be; verb)

(question marker / particle; usually attached at the end of the sentence)

Example Sentence

あつ。atsui ne <inf.>

あつです。atsui desu-ne <form.>

It’s hot, isn’t it?

Sentence breakdown

あつ atsui (hot; weather)

〜ね ne (isn’t it?; used when seeking for confirmation or agreement from another person)

Note:

〜ですdesu is only used in formal speeches. In the case where you are speaking to your friends or family, you will usually drop the ~です desu (in informal speeches).

Moving on to the general classification of verbs; mainly (1) ‘U-verbs’ and (2) ‘RU-verbs’. As a reference following my videos, RU-verbs are also known as ‘iru/eru-verbs and U-verbs to be known as other ending verbs’.

Examples
RU-verbs(iru/eru-verbs)

たべべる taberu (to eat) ・ miru (to see) ・ neru (to sleep) ・

きる okiru (to wake up)

Examples
U-verbs(other ending verbs i.e. aru/uru/oru-verbs)

toru (to take photo)・ kaku (to write)

Note:

Reason for this classification being U-verbs (other ending verbs; aru/uru/oru-verbs) conjugate differently.

Technically all verbs (in the dictionary form) end with ‘u’. As such, verbs are further classified as above because of the ways they conjugate.

At this point, do not be intimidated by the different ways a verb can conjugates. As a guide, conjugation for U-verbs (other ending verbs) takes place in accordance to the 5 vowels in Japanese language.

(verb stem) –u → (verb stem) –a / i / u / e / o

Example

/ / / /

kaku → kaka / ki / ku / ke / ko

With the bulk of verbs already classified into the various groups, take note that there are a few exceptions.

Take for example, かえる kaeru (to go home).

Even though this verb has an eru-ending, it does not conjugate like the rest of the eru-ending verbs. Instead, it follows U-verbs (other ending verbs) conjugation.

Example

かえかえ / / / /

kaeru → kaera / ri / ru / re / ro

Other exceptions include,

る kiru (to cut) ・る iru (to need) ・はしる hashiru (to run), etc

Lastly, there are irregular verbs that conjugate slightly different as all the other verbs.

Examples
Irregular verbs

する suru (to do) ・ kuru (to come)

Now that the general classifications are sorted out (mainly RU-verbs, U-verbs and irregulars), we can look into how verbs conjugate.

Note:

Before we can proceed any further, be sure to learn your hiragana well. Even though it may seem a little overwhelming at first, it is definitely the easier set of writing systems of the 3 (i.e. hiragana, katakana, kanji).

Based on the 5 Japanese vowels, あ・い・う・え・お

We will start off to see how verbs conjugate with the first vowel, あ

・い・う・え・お

U-verbs (other ending verbs)

(verb stem)-u → (verb stem)-a
Example

(to write) → + ない (to not write) <inf. negative form>

kaku                  kaka + nai

かな kakanai (to not write) → かなかった kakanakatta (didn’t write) <inf. negative past form>

ない kakanai (don’t write) → きゃ kakanakya (have to write) <inf.>

Note:

When used in conversation, the dictionary form of the verb is used to express present or future tense.

Example

(to go) → + ない (to not go) <inf. negative form>

iku                        ika + nai

かな ikanai (to not go) → かなかった ikanakatta (didn’t go) <inf. negative past form>

ない ikanai (to not go) → きゃ ikanakya (to have to go) <inf.>

Note:

〜なきゃ nakya (to have to ~) <inf.>

Example

はな hanasu (to speak / talk) → はな + ない hanasa + nai (to not speak / talk) <inf. negative form>

はなさな hanasanai (to not speak / talk) → はなかった hanasanakatta (didn’t speak / talk) <inf. negative past form>

はなない hanasanai (to not speak / talk) → はなきゃ hanasanakya (have to speak / talk) <inf.>

For RU-verbs (iru/eru-verbs), you simply replace ru with ない nai.

(verb stem)-ru → (stem verb)-nai
Example

たべ taberu (to eat) → たべない tabenai (to not eat) <inf. negative form>

たべない tabenai (to not eat) → たべかった tabenakatta (didn’t eat) <inf. negative past form>

たべない tabenai (to not eat) → たべきゃ tabenakya (have to eat) <inf.>

Example

miru (to watch) → ない minai (to not watch) <inf. negative form>

ない minai (to not watch) → かった minakatta (didn’t watch) <inf. negative past form>

ない minai (to not watch) → きゃ minakya (to have to watch) <inf.>

Now, let’s move on to see how verbs conjugate with the second vowel, い

・う・え・お

U-verbs (other ending verbs)

(verb stem)-u → (verb stem)-i
Example
kau  → + ます kai + masu (to buy) <form.>

Note:

Meaning of the word does not change in this case. Masu-form; used for politeness, applicable when speaking to your seniors, boss, and even strangers. Else, you may sound rude (if you are using casual form).

Example Sentence

ゲーム。gemu wo kau <inf.>

ゲームいます。gemu wo kakimasu <form.>

I will buy a game.

Note:

After you know how to make masu-form, you will be able to make the negation, past form and past negation easily.

Example

いま kaimasuいません kaimasen (to not buy) <form. negative form>

いま kaimasuいました kaimashita (bought , lit. did buy) <form. past form>

いま kaimasuいませんでした kaimasendeshita (did not buy) <form. negative past form>

Note:

~でした deshita (was; past tense of です desu, often attached to a noun)

Example Sentence

学生がくせいでした。gakusei deshita <form.>

I was a student.

In addition, ~たい tai (want to form) can be constructed in this conjugation.

verb stem-ますmasu (to do) → verb stem-たい tai (to want) <inf.>

→ 行 + ます iki + masu (to go) <form.>

Example Sentence

ほん。nihon ni iku <inf.>

ほんきます。nihon ni iki-masu <form.>

I will go to Japan.

Example Sentence

ほんない。nihon ni ikanai <inf.> (ref. first vowel あ conjugation)

ほんせん。nihon ni ikimasen <form.>

I will not go to Japan.

ます iki-masu (to go) → たい iki-tai (to want to go) <inf.>

Example Sentence

ほんたい。nihon ni iki-tai <inf.>

I want to go to Japan.

Ru-verbs (iru/eru-verbs)

verb stem- ru → verb stem-ます masu / たい tai (to do / to want; verb conjugation)
Example Sentence

ピザたべべる。piza wo taberu <inf.>

ピザたべべます。piza wo tabemasu <form.>

I will eat pizza.

Example Sentence

ピザたべたい。piza wo tabetai <inf.>

I want to eat pizza.

Moving on, let’s move on to see how verbs conjugate with the next vowel. う is the dictionary form itself, so we will look at the next vowel, え

・う・・お

U-verbs (other ending verbs)

(verb stem)-u → (verb stem)-e
Example
iku (to go) → ike (Go!; imperative form)

Note:

The imperative form is used when giving a command as such it may sound harsh. If it is not your intention, you may use 行って itte (te- request form) in this case.

Ru-verbs (iru/eru-verbs)

verb stem-る ru → verb stem-ろ ro (imperative form conjugation)
Example
たべ taberu (to eat) → たべ tabero (Eat!)

Last, let’s move on to see how verbs conjugate with the last vowel, お

・う・

U-verbs (other ending verbs)

(verb stem)-u → (verb stem)-o
Example
あそ asobu (to play / hangout) → あそ + asobo + u (let’s hangout; volitional form)

Note:

Even though あそぶ asobu would translate to be ‘to play’ as well, but in cases where you want to say ‘to play a video game’, (ゲームを)やる (gemu wo) yaru or プレイする purei suru to mean ‘to play’ instead.

おう is pronounced as long o sound (おお) i.e. long vowel

Example Sentence

またあそぼう。mata asobou <inf.>

Let’s hangout again.

Example
iku (to go) → こう ikou (let’s go) <inf.>

Note:

A more causal way to express would be dropping the last う e.g. 遊ぼ asobo or 行こ iko in speeches. However, in writing you will still attached the う behind.

Ru-verbs (iru/eru-verbs)

verb stem- ru → verb stem-よう you (volitional form conjugation)

たべ taberu (to eat) → たべよう tabeyou (let’s eat)

Example Sentence

ひるごはんたべようhiru-gohan tabe-you <inf.>

Let’s eat lunch.

With that, we have gone through the different classifications of verbs and how they conjugate according to the 5 Japanese vowels (あ・い・う・え・お). Even though learning Japanese may seems like its too overwhelming at first, please preserve and don’t give up because Japanese would really appreciate your effort to speak and to understand them!

Joan Ang

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