Hatsuharu was docked at Maizuru Naval Arsenal from 6 November 1942 through 30 September 1943, and during this refit, numerous  Type 96 anti-aircraft guns and a Type 22 radar were added.
hˈætsuːhˌɑːɹɹuː wʌz dˈɑːkt æt mˈeɪzjʊɹɹˌuː nˈeɪvəl ˈɑːɹsənəl fɹʌm sˈɪks noʊvˈɛmbɚ nˈaɪntiːnhˈʌndɹɪd fˈoːɹɾi tˈuː θɹuː θˈɜːɾi sɛptˈɛmbɚ nˈaɪntiːnhˈʌndɹɪd fˈoːɹɾi θɹˈiː, ænd dˈʊɹɹɪŋ ðɪs ɹˈiːfɪt, nˈuːmɚɹəs tˈaɪp nˈaɪnti sˈɪks ˈæntaɪˈɛɹkɹæft ɡˈʌnz ænd ɐ tˈaɪp twˈɛnti tˈuː ɹˈeɪdɑːɹ wɜːɹ ˈædᵻd.