しみとうっみとおったそうだ
shimito utta sōda

Godan Verb (ru)
Evidential Auxiliary

Expresses hearsay about a past event ("I heard that...") of 染みとおる

1. It seems…; Apparently…; I heard that it permeated…; I heard that it soaked through…

Past/Perfective
Hearsay Evidence