～のは～です
Highlight one part of a statement
You'll be able to focus attention on who, what, when, or why something is the case.
このケーキを作ったのは芽衣です。
kono keeki o tsukutta no wa mei desu.
What do you think this sentence means?
The person who made this cake is Mei.
Focus on the missing information
～のは～です puts the part you want to identify after は. It can answer who did something, when it happened, or what was chosen. The first clause gives the background and the final phrase supplies the answer.
出発するのは明日です。
shuppatsu suru no wa ashita desu.
It is tomorrow that we leave.
Form and use ～のは～です
Use plain verbs and い-adjectives before の. Nouns and な-adjectives need な: 静かなのは. Do not put です inside the background clause.
出発するのは明日です。
shuppatsu suru no wa ashita desu.
It is tomorrow that we leave.
一番静かなのはこの部屋です。
ichiban shizuka na no wa kono heya desu.
The quietest one is this room.
次の電車が来るのは十時五分です。
tsugi no densha ga kuru no wa juuji gofun desu.
The next train comes at 10:05.
私が生まれたのは大阪です。
watashi ga umareta no wa oosaka desu.
Osaka is where I was born.
この店でいちばん人気があるのはこのケーキです。
kono mise de ichiban ninki ga aru no wa kono keeki desu.
The most popular item at this shop is this cake.
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