From Japanese-English FreeDict Dictionary ver. 0.1:
[ichi1] 此処 /(en)tʃˈaɪniːz(ja)lˈe̞tə (en)tʃˈaɪniːz(ja)lˈe̞tə/, 此所 /(en)tʃˈaɪniːz(ja)lˈe̞tə (en)tʃˈaɪniːz(ja)lˈe̞tə/, 茲 /(en)tʃˈaɪniːz(ja)lˈe̞tə/, 爰 /(en)tʃˈaɪniːz(ja)lˈe̞tə/, [ichi1] ここ /kˈo̞ko̞/
1. (noun (common) (futsuumeishi))
何処, 其処, 彼処
Note: word usually written using kana alonehere (place physically close to the speaker, place pointed by the speaker while explaining), this place
2. 今迄these last (followed by a duration noun and a past sentence: time period before the present time of the speaker)
3. 此れからthese next ... (followed by a duration noun and a non past sentence: time period after the present time of the speaker), the next ...