Grammar Info
N4 Lesson 4: 15/18

と聞(き)いた
I heard that

Structure
Casual
Formal
Phrase + 聞いた

Verb + 聞いた
[い]Adjective + 聞いた
[な]Adjective + () + 聞いた
Noun + () + 聞いた
Phrase + 聞きました

Verb + 聞きました
[い]Adjective + 聞きました
[な]Adjective + () + 聞きました
Noun + () + 聞きました
Details
Register Standard
使用域 一般
Information
When the particle is used for 引用(いんよう) (citation) in Japanese, it is regularly partnered with other verbs, to form set phrases. One of these set expressions is と聞(き)いた, which means ‘I heard that (A)’.
と聞(き)いた may be used after any phrase expressing the thing that was heard.
  • 来年(らいねん)から先輩(せんぱい)私(わたし)同(おな)じマンション住(す)と聞(き)いた
    I heard that my senpai is going to live in the same apartment that I do.
  • 北海道(ほっかいどう)冬(ふゆ)、沖縄(おきなわ)冬(ふゆ)より寒(さむ)と聞(き)いた
    I heard that winter in Hokkaido is colder than winter in Okinawa.
  • 友達(ともだち)からあなた歌(うた)のが上手(じょうず)と聞(き)いた
    I heard from a friend that you are good at singing.
  • 社長(しゃちょう)息子(むすこ)もう大学生(だいがくせい)と聞(き)いた
    I heard that the son of the company president is already a college student.
Caution
is often omitted after nouns and な-Adjectives when used with ときいた in casual conversation. While this sounds perfectly normal, it is technically not correct Japanese.
  • あなた泳(およ)ぐのが下手(へた)と聞(き)いたけど、本当(ほんとう)なの
    I heard that you are bad at swimming, but is that true?
  • あれ世界一(せかいいち)高(たか)山(やま)と聞(き)いた
    I heard that that mountain over there is the tallest in the world.
Slow Male
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Hide English
明日(あした)テストがあると聞(き)いた
I heard that there is a test tomorrow.
Play  
これ無理(むり)と聞(き)いた
I heard that this is impossible.
Play  
トム旅館(りょかん)行(い)ったことがないと聞(き)いた
I heard that Tom has never been to a ryokan.
Play  
Books
Tae Kim's Japanese Grammar Guide
Page 154