例文 ikkansai kunitomo (tobeshigeyuki ) was known for the development of high power telescopes and a compressed gas cylinder air gun called a ' kiho .'また国友一貫斎(藤兵衛重恭)は「気砲」と呼ばれる蓄気ボンベ式の空気銃や高性能望遠鏡の開発で知られる。