This is the 7508th most frequent Japanese word.
全日空
"全日空" translates to "All Nippon Airways," a major Japanese airline.
全日空 is used here as the company name of All Nippon Airways.
全日空の航空券を予約しました。
I booked a ticket with All Nippon Airways.
全日空 is used here to refer to the airline company itself.
全日空は日本で有名な航空会社です。
All Nippon Airways is a famous airline in Japan.
全日空 is used as a short form (ANA) to refer to the airline's reward program.