Components
開拓 is an exact match with one form of the following word:
開拓
BOOST
Reading : かいたく   
1. reclamation (e.g. wasteland); cultivation; development; opening up (e.g. new market)
2. pioneering; pathfinding; trail-blazing
My mastery:
My current mastery of 開拓:
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My flashcards:
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Usefulness and usage:
Kanshudo usefulness level: 4 (among the 5,000 most useful words in Japanese)
• Kanshudo usefulness level is based on a usefulness score of 105,892 which gives a rank of 4,259
開拓 is the most useful form. 1 additional form is shown below.
This word is a member of our collection of the 10,000 most useful words in Japanese:
• This form is almost always used
• Google Japan frequency rank: 21,000 (about 30,200,000 results)
• This form appears in Wikipedia's list of JLPT N1 vocabulary (see JLPT collections)
• Wikipedia most common 20000 words rank: 4070
• This form appears in the 1998 'Ichimango goi bunruishuu' frequent word list by Senmon Kyouiku
• This form appears in the 24,000 words in the Mainichi Shimbun frequency analysis by Alexandre Girardi
• This form is in band 11 in the EDICT word frequency file (bands go from 1-48, where 1 is most common - each contains about 500 words)
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Example sentences:
きゃく
かいたく
開拓
こころ
かいこん
開墾
title of book, album etc.
Cultivating Customers, Cultivating the Heart
これら
せいひん
製品
あら
たな
はんろ
販路
かいたく
開拓
しなければならない

We have to find a new market for these products.
あらの
荒野
かいたく
開拓
する

Cultivate the wilderness.
かいたく
BOOST
My flashcards:
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Usefulness and usage:
• This form is rarely used
• Google Japan frequency rank: 160,000 (about 492,000 results)
• This form appears in the 1998 'Ichimango goi bunruishuu' frequent word list by Senmon Kyouiku
• This form appears in the 24,000 words in the Mainichi Shimbun frequency analysis by Alexandre Girardi
• This form is in band 11 in the EDICT word frequency file (bands go from 1-48, where 1 is most common - each contains about 500 words)
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カイ   あ to (be) open   あける    ひら to open (something)   ひらける to open out (eg view)   
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start, initiate   
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イチ   イツ   ひと    ひと- one   
twenty; two hands   
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ジュウ   ジッ   と    とお ten   
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stick   
モン   かど gate   
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タク    clear the way   
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hand
セキ   シャク   コク   いし stone   
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whereupon one
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katakana 'no'; whereupon; splitting away from
コウ   ク   くち mouth   
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