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Radkovice is a village and municipality -LRB- obec -RRB- in Plzen-South District in the Plzen Region of the Czech Republic .. Region. Regions of the Czech Republic. Plzen. Plzen. District. Districts of the Czech Republic. Plzen-South. Plzen-South District. obec. obec. Plzen-South District. Plzen-South District. Plzen Region. Plzen Region. The municipality covers an area of 3.32 km2 , and has a population of 103 -LRB- as at 28 August 2006 -RRB- .. Radkovice lies approximately 22 km south of Plzen and 97 km south-west of Prague .. Plzen. Plzen. Prague. Prague