okuri-ippatsu; taking a card read immediately after sending it
A competitive karuta term: when a player sends a card to the opponent's side and then immediately takes the next card that is read, before the opponent can react. Compare 送り札, which is the sent card itself.
See also: 送り札
They pulled off an okuri-ippatsu and reduced their cards in one go.
Compound of 送り (okuri, 'sending') and 一発 (ippatsu, 'one shot'), referring to the single decisive action of taking a card right after sending one.