He spent 4 months recovering from the surgery, which required all his music activities, including Mr. Children's "The Wonderful World" tour to be canceled.
hiː spˈɛnt fˈoːɹ mˈʌnθs ɹᵻkˈʌvɚɹɪŋ fɹʌmðə sˈɜːdʒɚɹi, wˌɪtʃ ɹᵻkwˈaɪɚd ˈɔːl hɪz mjˈuːzɪk æktˈɪvᵻɾiz, ɪŋklˈuːdɪŋ mˈɪstɚ. tʃˈɪldɹənz "ðə wˈʌndɚfəl wˈɜːld" tˈʊɹ təbi kˈænsəld.