Similar to ビルクリーニング技能士

Control room

Building management

1966 Japanese Regional Leagues

1967 Japanese Regional Leagues

1968 Japanese Regional Leagues

1969 Japanese Regional Leagues

1970 Japanese Regional Leagues

1971 Japanese Regional Leagues

1972 Japanese Regional Leagues

1973 Japanese Regional Leagues

1974 Japanese Regional Leagues

1975 Japanese Regional Leagues

1976 Japanese Regional Leagues

1977 Japanese Regional Leagues

1978 Japanese Regional Leagues