【Overview】 This work is a manga adaptation of a mega-hit song that has exceeded 100 million views on YouTube. The story woven by the popular characters is its charm. 【Details】 - Publisher: KADOKAWA - ISBN: 978-4-04-914838-1 - Price: 670 yen (excluding tax) - Pages: 737 pages 【Message to Readers】 This work is a must-read for shojo manga fans. You're sure to be drawn into the characters' charm and the story's development. - Title: Goodbye Declaration Thank you for reading.