In the meantime, the incoming enemy bombers and fighter aircraft from Ship Japanese aircraft carrier Shōkaku 2 and Ship Japanese aircraft carrier Zuikaku 2 prompted the task force to increase speed to 27 knots , shortly after Enterprise completed launching her own aircraft, the Japanese raid, estimated by Captain Jenkins to consist of at least 18 Aichi D3A1 "Val" dive bombers, came in from the north northwest at 1710.