The police and special police officers dubbed "DJ police," who aim to marshal crowds with a spirit of goodwill, will also be present on Halloween night on Thursday.
On Saturday, Shibuya Otona Halloween Party, which organizers termed the district's largest indoor Halloween event for adults, attracted hundreds of attendees with its high-quality costume contest and creative offering of themed foods.
Shibuya Ward announced it would ban street drinking in areas near JR Shibuya Station during Halloween and the previous weekend.
The ordinance took effect from 6 p.m. to 5 a.m. on Friday and Saturday and will be enforced again on Sunday from 6 p.m. to midnight, as well as on Halloween night.
Forty-one stores in the area, including convenience stores and MEGA Don Quijote, were also asked to refrain from selling alcohol on Saturday night and Halloween.