The map files here are all public domain.  I found them all on Wikimedia Commons.

https://commons.wikimedia.org/wiki/Category:Maps_of_Tokyo

The 23 wards in central Tokyo are:
    Adachi
    Arakawa
    Bunkyo
    Chiyoda
    Chūō
    Edogawa
    Itabashi
    Katsushika
    Kita
    Kōtō
    Meguro
    Minato
    Nakano
    Nerima
    Ōta
    Setagaya
    Shibuya
    Shinagawa
    Shinjuku
    Suginami
    Sumida
    Taitō
    Toshima

The 26 cities in western Tokyo are:
    Akiruno
    Akishima
    Chōfu
    Fuchū
    Fussa
    Hachiōji
    Hamura
    Higashikurume
    Higashimurayama
    Higashiyamato
    Hino
    Inagi
    Kiyose
    Kodaira
    Koganei
    Kokubunji
    Komae
    Kunitachi
    Machida
    Mitaka
    Musashimurayama
    Musashino
    Nishitōkyō
    Ōme
    Tachikawa
    Tama

The Nishi-Tama District in far western Tokyo is composed of:
    Hinode
    Mizuho
    Okutama
    Hinohara