A terminal device (1, 1A, 1B, 1C), comprising: an antenna unit configured to receive an Enhanced Physical Downlink Control Channel, EPDCCH; and a radio reception unit configured to monitor, in an EPDCCH-physical resource block, PRB,-set p in a subframe k, a first set ES k of first EPDCCH candidates and a second set ES k of second EPDCCH candidates, wherein the first set ES k is given by a first Carrier Indicator Field, CIF, value and an expression 19, and corresponds to a first aggregation level L, the second set ES k is given by a second CIF value and the expression 19, and corresponds to the first aggregation level L, a first number M p,c of the first EPDCCH candidates is determined according to at least a first coefficient α p,c corresponding to a value indicated by first information and a value M p, the value M p is a predetermined value corresponding to the first aggregation level L and the value M p is a number of EPDCCH candidates to be reduced based on the first coefficient α p,c in order to obtain the first number M p,c a second number M p,c of the second EPDCCH candidates is determined according to at least a second coefficient α p,c corresponding to a value indicated by second information and the value M p, where the value M p is a number of EPDCCH candidates to be reduced based on the second coefficient α p,c in order to obtain the second number M p,c, first Enhanced Control Channel Elements, ECCEs, corresponding to the m th first EPDCCH candidate included in the first set ES k and second ECCEs corresponding to the m th second EPDCCH candidate included in the second set are determined according to at least a first value, and the first value is given by the expression 19: floor m ⋅ N ECCE, p, k L ⋅ M p L where m = 0,1,..., M p, c L − 1. where N ECCE,p,k is a total number of ECCEs included in the EPDCCH-PRB-set p in the subframe k, and floor is a function returning a value obtained by rounding down an input value after a decimal point. an antenna unit configured to receive an Enhanced Physical Downlink Control Channel, EPDCCH; and a radio reception unit configured to monitor, in an EPDCCH-physical resource block, PRB,-set p in a subframe k, a first set ES k of first EPDCCH candidates and a second set ES k of second EPDCCH candidates, wherein the first set ES k is given by a first Carrier Indicator Field, CIF, value and an expression 19, and corresponds to a first aggregation level L, the second set ES k is given by a second CIF value and the expression 19, and corresponds to the first aggregation level L, a first number M p,c of the first EPDCCH candidates is determined according to at least a first coefficient α p,c corresponding to a value indicated by first information and a value M p, the value M p is a predetermined value corresponding to the first aggregation level L and the value M p is a number of EPDCCH candidates to be reduced based on the first coefficient α p,c in order to obtain the first number M p,c a second number M p,c of the second EPDCCH candidates is determined according to at least a second coefficient α p,c corresponding to a value indicated by second information and the value M p, where the value M p is a number of EPDCCH candidates to be reduced based on the second coefficient α p,c in order to obtain the second number M p,c, first Enhanced Control Channel Elements, ECCEs, corresponding to the m th first EPDCCH candidate included in the first set ES k and second ECCEs corresponding to the m th second EPDCCH candidate included in the second set are determined according to at least a first value, and the first value is given by the expression 19: floor m ⋅ N ECCE, p, k L ⋅ M p L where m = 0,1,..., M p, c L − 1. where N ECCE,p,k is a total number of ECCEs included in the EPDCCH-PRB-set p in the subframe k, and floor is a function returning a value obtained by rounding down an input value after a decimal point.