The writer (not the artist) Asagiri Yuu pass away due to pneumonia. Thus this series, which currently has 6 volumes in total, is discontinued.
The author Ssamba, passed away at the age of 33 cause by cancer. Its really sad reading through author blog post, knowing that they're fighting with illness everyday. You can read the translated post here: https://skywalksoul.tumblr.com/
Edit: Unfortunately the blog link no longer available. If the author blog still up, you may read there. https://m.blog.naver.com/ssambasoul?proxyReferer=https%3A%2F%2Fm.facebook.com%2F&tab=1
The author pass away at a very young age (age 23) and very sudden. Not much information were given.
Passed away due to an illness.
Passed away at the age of 50 due to a heart disease.
Her last work is in 2021 is incomplete and it is the long awaited BL manga after working on shoujo-only genre for 15+ years.
passed away on June 2, 2011 by cancer.
Passed away at the age of 50 on 29th January 2024 due to suicide.
I know about this through a video a youtuber made: https://www.youtube.com/watch?v=od6Rk28EKXc
Note: I just realize the author mangaka name. I own many of her old manga works. They're translated locally in my main language and I can say those manga shape my childhood memories. Its disheartening to know the author death due to suicide. You can find more information in the video.
Mr. Secret Floor - Shousetsuka no Tawamure na Hibiki