邪魔なのです。

hindrance; obstacle; nuisance; to visit (somebody's home); demon who hinders Buddhist training; demon who obstructs sentient beings from maintaining moral behaviour

indicates possessive; nominalizes verbs and adjectives; substitutes for "ga" in subordinate phrases; (at sentence-end, falling tone) indicates a confident conclusion; (at sentence-end) indicates emotional emphasis; (at sentence-end, rising tone) indicates question

be; is