投とう入にゅう口こうMeaningsNoun1. insertion slot (e.g. coins, tickets); input portOther readings投とう入にゅう口ぐちKanji used投throw入enter口mouthComposed of投とう入にゅうthrowing in; inserting; depositing (e.g. a ballot); investment; commitment (of funds, personnel, etc.); injection; infusion; launching (a product into the market); introduction; submitting (a job to a computer); …Noun口こうcounter for people or implementsSuffix