OSM tag name=筑波サーキット matches 筑波サーキット in these Wikidata fields:
Sports venues completed in 1970 | landuse=recreation_ground, sport, leisure=sports_centre, leisure=stadium, amenity=community_centre |
Sports venues in Ibaraki Prefecture | landuse=recreation_ground, sport, leisure=sports_centre, leisure=stadium, amenity=community_centre |