Truth; the state or content of being true or in accordance with reality.
真実を知ることは時に辛い。
Knowing the truth can sometimes be painful.
事件の真実はまだ明らかになっていない。
The truth of the case has not yet been revealed.
彼女の証言が真実だと証明された。
Her testimony was proven to be true.
Truly; really — used to indicate that something is indeed the case (often more formal or literary).
彼女は真実に反省しているようだ。
She seems to be truly remorseful.
真実に驚くべき発見だった。
It was truly a remarkable discovery.
In Buddhism, the ultimate or absolute truth — the fundamental reality or principle in Buddhist thought.
仏教では、諸法無我が真実の一つとして説かれる。
In Buddhism, the doctrine of non-self (anatta) is taught as one of the truths.