We would like to express our gratitude to Drs. Asumi Jinkawa, Kumi Azuma, Yoko Imi, Misato Obata, Yuko Tasaki, Takafumi Fukuda, Kazuhide Ohta, and Shiori Nakagawa for their valuable contributions to the treatment. We also thank Drs. Jyunichi Matsumoto, Kana Murai, and Naohiro Ohgi from the Department of Radiology at Kanazawa University for conducting vascular embolization. Lastly, we extend our appreciation to Drs. Shinya Yamada, Shinji Kitajima, Ichiro Mizushima, Eriko Morishita, and Hidesaku Asakura for conducting a discussion that will have a significant effect on treatment decisions.