Purchase
noun, verbal noun
こうにゅう
購入 (こうにゅう) Purchase
購買 (こうばい) Purchasing
購読 (こうどく) Subscription
挿入 (そうにゅう) Insertion
Koichi こう likes to Purchase new にゅう things.
Koichi こう knew にゅう it was a bad Purchase, but went ahead anyway.