Vocabulary consisting only from characters you are able to read
開発
かいはつ
development, exploitationsuru
缶詰
かんづめ
packing (in cans), canning, canned goods, tin canmix
登頂
とうちょう
climbing to the summitsuru
言い難い
いいがたい
hard to say, inexpressible, hesitant to say; hard to say, inexpressible, hesitant to sayadj