これは秘密にしておこう。
Sentence Analyzer
English Translation
Let's keep this a secret.
Furigana
これは秘密 にしておこう。
Romanji
Kore wa himitsu ni shiteokou.
Words
此れ
(これ)
this (indicating an item near the speaker, the action of the speaker, or the current topic); this person (usu. indicating someone in one's in-group); now; here; I (me); certainly
は
(は)
topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
秘密
(ひみつ)
secret; secrecy; confidentiality; privacy; secret; mystery; esoteric teachings
に
(に)
at (place, time); in; on; during; to (direction, state); toward; into; for (purpose); because of (reason); for; with; by; from; as (i.e. in the role of); per; in; for; a (e.g. "once a month"); and; in addition to; if; although
為る
(する)
to do; to cause to become; to make (into); to turn (into); to serve as; to act as; to work as; to wear (clothes, a facial expression, etc.); to judge as being; to view as being; to think of as; to treat as; to use as; to decide on; to choose; to be sensed (of a smell, noise, etc.); to be (in a state, condition, etc.); to be worth; to cost; to pass (of time); to elapse; verbalizing suffix (applies to nouns noted in this dictionary with the part of speech "vs"); creates a humble verb (after a noun prefixed with "o" or "go"); to be just about to; to be just starting to; to try to; to attempt to