fˈoːɹ hˈɑːt wˈeɪv stˈaɪlaɪzd æz fˈoːɹ hˈɑːt wˈeɪv ɪz ðə θˈɜːɾi sˈɛkənd sˈɪŋɡəl baɪ dʒˌæpənˈiːz sˈɪŋɚ kˈoʊdə kjˈuːmi, ɹᵻlˈiːst θɹuː ɹˈɪðəm zˈoʊn ˌɔn dʒuːlˈaɪ twˈɛnti sˈɪks, tˈuː θˈaʊzənd sˈɪks.
4 Hot Wave (stylized as 4 hot wave) is the 32nd single by Japanese singer Koda Kumi, released through Rhythm Zone on July 26, 2006.