
Basic dates: Discussing birthdays
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Key Phrases
おたんじょうびのはなしをしよう。
o tanjou bi no hanashi o shiyou
Let's talk about birthdays.
だれのたんじょうび?
dare no tanjou bi
Whose birthday is it?
妹がいます。
imouto ga i masu
I have a younger sister.
Skills You'll Learn
Talking about family members' birthdays
家族のたんじょうびについて話す
kazoku no tanjou bi ni tsui te hanasu
Saying dates like May 3rd, August 12th, and November 20th
五月三日、八月十二日、十一月二十日 などの日付を言う
go gatsu mitsu ka hachi gatsu juu ni nichi juu ichi gatsu hatsu ka nado no hizuke o yuu
Describing simple birthday traditions such as buying a cake and celebrating together
ケーキを買う、みんなでおいわいする などのたんじょうびのしゅうかんを話す
keeki o kau minna de o iwai suru nado no tanjou bi no shuukan o hanasu
Lesson Roleplay
Imagine you are having a simple Japanese conversation about your family’s birthdays, saying when each person was born and how you celebrate together.
おたんじょうびのはなしをしよう。
o tanjou bi no hanashi o shiyou
Let's talk about birthdays.
いいね。だれのたんじょうび?
ii ne dare no tanjou bi
Sounds good. Whose birthday is it?
まず、母のたんじょうびは五月三日です。
mazu haha no tanjou bi wa go gatsu mitsu ka desu
First, my mother's birthday is May 3rd.
そうなんだ。お母さんはよろこぶ?
sou na n da o kaa san wa yorokobu
I see. Will your mother be happy?
はい、毎年ケーキを買います。
hai maitoshi keeki o kai masu
Yes, we buy a cake every year.
Lesson Vocabulary & Phrases
おたんじょうび
o tanjou bi
Birthday
💬 [お] makes the word more polite. [たんじょうび] means birthday, so [おたんじょうび] is the common polite way to say it.
🇯🇵 In Japan, birthdays are often celebrated with cake, small gifts, and messages like [おたんじょうびおめでとう].
See breakdown →の
no
Of
💬 [の] links nouns, like "of" or apostrophe-s. Example: [母のたんじょうび] = "mother's birthday."
🇯🇵 [の] is one of the most useful particles in Japanese. You will hear it everywhere, from family talk to shop signs.
See breakdown →はなし
hanashi
Talk; story
💬 [はなし] can mean a talk, story, or conversation depending on context. Very flexible word!
🇯🇵 Japanese often uses simple words like [はなし] in many situations, so context does a lot of work.
See breakdown →をしよう
o shiyou
Let's do / let's talk about
💬 [しよう] is the volitional form of [する], meaning "let's do." With [はなし], [はなしをしよう] means "let's have a talk."
🇯🇵 Using [〜しよう] sounds friendly and inviting, great for casual conversation with friends or family.
See breakdown →おたんじょうびのはなしをしよう。
o tanjou bi no hanashi o shiyou
Let's talk about birthdays.
💬 This combines [おたんじょうび] + [の] + [はなし] + [をしよう]. Literally, "Let's do birthday talk."
🇯🇵 Talking about birthdays is a common easy topic in language classes because it teaches dates, family words, and seasons all at once.
See breakdown →いいね。
ii ne
Sounds good.
💬 [いいね] literally means "that's good, isn't it?" It is a super common friendly response.
🇯🇵 You will hear [いいね] all the time in conversation, and it is also used like a social media "like" in Japanese apps.
See breakdown →だれ
dare
Who
💬 [だれ] means "who." In polite speech, people also say [どなた].
🇯🇵 Choosing between casual [だれ] and polite [どなた] is part of sounding natural in Japanese social situations.
See breakdown →たんじょうび
tanjou bi
Birthday
💬 [たんじょうび] is the basic word for birthday. Add [お] at the front to make it more polite: [おたんじょうび].
🇯🇵 Both [たんじょうび] and [おたんじょうび] are understood, but [おたんじょうび] often sounds warmer and more natural.
See breakdown →だれのたんじょうび?
dare no tanjou bi
Whose birthday?
💬 [だれの] means "whose." The particle [の] shows possession here.
🇯🇵 Short question forms like this are very natural in casual conversation.
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