Denshi Jisho — Online Japanese dictionary

此処 ここ 1: (Usually written using kana alone) here (place physically close to the speaker, place pointed by the speaker while explaining); this place;
2: these last (followed by a duration noun and a past sentence: time period before the present time of the speaker);
3: these next ... (followed by a duration noun and a non past sentence: time period after the present time of the speaker); the next ...
Common word, Noun 
此処ぞ ここぞ at the critical moment; when it counts
Adverb taking the 'to' particle, No-adjective, Usually written using kana alone 
此処ら ここら hereabouts; around here
Pronoun, No-adjective, Usually written using kana alone 
此処等 ここら hereabouts; around here
Pronoun, No-adjective, Usually written using kana alone 
此処いら ここいら around here; in this vicinity; this area
Noun, Usually written using kana alone 
此処彼処 ここかしこ here and there; around and about
Expression, Usually written using kana alone 
此処ん所 ここんとこ this place; here
Noun 
此処一番 ここいちばん the crucial moment; the moment of truth; a do-or-die situation; a crucial juncture; a crucial stage
Noun 
此処に於て ここにおいて 1: (Usually written using kana alone) now; at this time;
2: as such; for this reason; hence
Conjunction 
此処が思案のし所 ここがしあんのしどころ This is the point we need to think about
Expression, Idiomatic expression 
此処で会ったが百年目 ここであったがひゃくねんめ At last your time has come
Expression, Idiomatic expression 
此処で逢ったが百年目 ここであったがひゃくねんめ At last your time has come
Expression, Idiomatic expression 

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