10:50 – Yamaguchi | Akiyoshido Cave – One of Japan’s Largest Limestone Caves. Akiyoshido, a designated Special Natural Monument, stretches 10.7 km, making it Japan’s second longest and one of the largest limestone caves. Located 100 meters underground beneath Akiyoshidai Quasi-National Park, the cave features a 1 km sightseeing route. With a constant temperature of around 17°C year-round, it stays cool in summer and warm in winter. Inside, you’ll see stalactites, stalagmites, and massive terraced limestone formations that serve as precious geological specimens. Formed over a million years ago, Akiyoshido offers visitors a mysterious underground world showcasing Earth’s ancient history and the wonders of nature.

14:00 – Yamaguchi | Motonosumi Inari Shrine Selected by CNN as one of the most beautiful places in Japan, Motonosumi Inari Shrine in Nagato City is famous for its 123 red torii gates stretching from the hillside to the cliffs overlooking the sea, creating a breathtaking contrast with the blue ocean and sky. Challenging Offering Box: Unlike ordinary shrines, its offertory box is placed 6 meters high on a torii gate. Successfully tossing a coin in is said to bring good fortune! For those who miss, a standard offertory box is also provided nearby. Ryugu no Shiofuki (Dragon Palace Blowhole): In winter, crashing waves force seawater through rock crevices, spraying up to 30 meters high with a roaring sound like a dragon’s breath. Under sunlight, rainbows sometimes appear — a spectacular sight! If the Motonosumi Inari Shrine closed, will be replaced with Fukuoku Inari Shrine .

15:20 – Yamaguchi | Tsunoshima Bridge One of Japan’s most scenic bridges, Tsunoshima Bridge stretches 1,780 meters across the sparkling blue sea. Frequently featured in TV commercials, the stunning harmony of the bridge with the turquoise waters makes it a photographer’s dream. 15:50 – Return Journey End of the day’s tour and start heading back. 18:30 – Fukuoka | Lawson Hakata Station Chikushi Exit Tour ends.