It is not exactly baby-friendly category, but some time fast foods helps parents.
All stores can take away, and basically opens till late night.
Here is some fast food chain restaurant list in Ginza area.
Hamburgers / Fried Chickens
■McDonald’s (Ginza Inz)
McDonald’s Ginza Inz
Address : 1-2, Ginza-Nishi, Chuo-ku, Tokyo (“Ginza-Inz3” building)
Open : 6:30〜23:00
■McDonald’s (Ni-chome building)
McDonald’s (Ni-chome building)
Address : 2-9-4, Ginza, Chuo-ku, Tokyo
Open : 24hours
Address : 1-6-1, Yurakucho, Chiyoda-ku, Tokyo
Open : Weekdays 7:00-22:30, Weekends&National Holidays:7:30-21:00
■KFC (Ginza Inz)
KFC Ginza Inz*English Menu(PDF)
Address : 3-1, Ginza-Nishi, Chuo-ku, Tokyo (“Ginza-Inz1” building)
Open : Weekdays 10:00〜22:00, Weekends&National Holidays 10:00-21:00
Japanese fast foods
Those are major fast food chain store in Japan.
Very reasonable pricing, good for quick meal. But I must say seats are too tight for family – take away recommended if you are with baby/toddlers.
■TENYA (Templa/soba noodles)
Ten-don(Templa on rice), Templa, soba noodle, udon noodle, etc. Price from about $5~.
■Yoshinoya (“Gyu-don” beef&rice)
■Nakau (Udon noodle & many kinds rice bowls)
Many kinds of rice-bowl meal and udon noodle chain store. Price about $4~.
■Ringer-Hut Ginza (Nagasaki-Chanpon noodle)
Ringer-Hut is “Nagasaki Champon” noodle and “Sara-Udon” shop which has about 700 stores in all over Japan.
Nagasaki Champon is noodle with many kinds of vegetables and white milky soup.
It is popular for mom who wants kids to eat vegetables.
Ringer Hut Ginza
Address: 6-5-13, Ginza, Chuo-ku, Tokyo
Open: 10:00 to 4:00, Sat/Sun/holidays 11:00 to 23:00