How A Realist Hero Rebuilt The Kingdom Vol. 6 (Light Novel)

In Vol. 6, Kazuya has received an invitation from Mother Dragon, the godbeast ruler of the land of dragons, the Star Dragon Mountain Range, to attend the Contract Ceremony, where contracts are made between knights and dragons. There, under the guidance of Mother Dragon, he meets Naden, a flightless dragon who is ridiculed for her inability to fly. After finding a special talent in her, Kazuya tries to make her realize her own value, but then Mother Dragon issues an oracle. “A storm is approaching the Star Dragon Mountain Range." And so, Kazuya is confronted with a calamity beyond human comprehension!
Notice: This book is written in Japanese.