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Copyright © Mitsuhide Yoshikawa, 2022
Interior design and illustrations: Nakamitsu Design
Illustrations (before title page): Saran.
All rights reserved.
Original Japanese edition published by ASA Publishing Co., Ltd.
Simplified Chinese translation copyright © 2024 by United Sky (Beijing) New Media Co., Ltd.
This Simplified Chinese edition published by arrangement with ASA Publishing Co., Ltd., Tokyo,
through Tuttle-Mori Agency, Inc., Tokyo.