SUPER JUNIOR 15th Anniversary 
#Repost @superjunior
・・・
🎉SUPER JUNIOR 슈퍼주니어 🎞 The past 15 years of SUPER JUNIOR🎉

#슈퍼주니어 #SUPERJUNIOR
#달려온15주년_손잡고걸을까 #15thAnniv_WalkTogether @ Singapore https://t.co/qNbX8wA2kI
Central Region
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MARINA CENTRE
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[]
super junior anniversary #repost @superjunior super past super junior #superjunior #   
super junior 15th anniversary repost super junior past 15 years super junior superjunior 15 15thanniv walktogether singapore
  [
    {"relatedness": False, "type": "none", "explanation": "This post is not related to maintenance report feedback for public flat house."},
    ]

The given Twitter post does not relate to a maintenance report feedback for a public flat house. The post is a repost of Super Junior's 15th anniversary and mentions their past 15 years of activities, including their name "Super Junior." It does not mention any specific issue or request related to maintenance report feedback for a public flat house. Therefore, the answer is { "relatedness": False, "type": "none", "explanation": "This post is not related to maintenance report feedback for public flat house." }.