Inter-universal Teichmuller Theory I
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・Corrected a misprint ("termniology" ---> "terminology") in the portion entitled "Monoids and Categories" of \S 0

・Corrected a misprint ("compatiblity" ---> "compatibility") in Remark 4.9.3, (ii)

・Updated the Bibliographical entries for [IUTchII], [IUTchIII], [IUTchIV]


Inter-universal Teichmuller Theory II
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・Updated the Bibliographical entries for [IUTchI], [IUTchIII], [IUTchIV]


Inter-universal Teichmuller Theory III
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・Updated the Bibliographical entries for [IUTchI], [IUTchII], [IUTchIV]


Inter-universal Teichmuller Theory IV
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・Updated the Bibliographical entries for [IUTchI], [IUTchII], [IUTchIII]