]> 2026-05-13T10:28:20-07:00 Tsukuba Japan 0 en 1889-04-01Z 2411093.5 109.54 36.083327777778,140.07727777778 Tsukuba is a city located in Ibaraki Prefecture, Japan. As of 1 July 2020, the city had an estimated population of 244,528 in 108,669 households and a population density of 862 persons per km². The percentage of the population aged over 65 was 20.3%. The total area of the city is 283.72 square kilometres (109.54 sq mi). It is known as the location of the Tsukuba Science City, a planned science park developed in the 1960s. 2877 File:Symbol of Tsukuba Ibaraki.svg tsukuba japan 249656 UTC+9 City 2022-07-17T05:57:58Z 2459777.748588 Tsukuba Japan 0 1 plainlist 3 [[Category:Activity]] [[In municipality::Tsukuba Japan]] Tsukuba Japan# QUERYe08efc591230fc3a2f8eb234298bb6eb 0 1 plainlist 3 [[Category:News]] [[From location::tsukuba japan]] Tsukuba Japan# QUERY10ea2e56700df68496748d746507974a 0 1 plainlist 3 [[Category:Webinar]] [[Has team members::Tsukuba Japan]] Tsukuba Japan# QUERY8e0701607bed32067a10361479e9fa33 0 1 plainlist 3 [[Category:Person]] [[From location::tsukuba japan]] Tsukuba Japan# QUERY89eda2d86725d4970a79a3b8dd0baec7