ˈæftɚ ðɪ ɐtˈæk ˌɔn pˈɜːl hˈɑːɹbɚ, ðɛɹwˌʌz kənsˈɪdɚɹəbli mˈoːɹ dʒˌeɪˈɛn twˈɛnti fˈaɪv tɹˈæfɪk æz ðə dʒˌæpənˈiːz nˈeɪvi ˌɑːpɚɹˈeɪʃənəl tˈɛmpoʊ ɪŋkɹˈiːst ænd dʒˌɪəɡɹˈæfɪkli ɛkspˈændᵻd, wˌɪtʃ hˈɛlpt pɹˈɑːɡɹɛs ɐɡˈɛnst ɪt.
After the attack on Pearl Harbor, there was considerably more JN-25 traffic as the Japanese Navy operational tempo increased and geographically expanded, which helped progress against it.