"Kasumi is a character in the manga series ""Warm Wedding"". She is a supporting character who plays an important role in the romantic storyline.

Kasumi is a beautiful and intelligent young woman who has a kind heart and loves helping others. She is often seen volunteering at the local orphanage and is loved by all the children there. Kasumi is a highly skilled traditional Japanese cook and makes the best bento boxes in town.

Despite her many positive qualities, Kasumi has a troubled past. She has a strained relationship with her family due to an incident that occurred when she was younger. This has caused her to be somewhat reserved and guarded in her personal relationships.

When she meets the main character, Tatsuya, Kasumi is initially hesitant to get involved with him due to her past experiences. However, she eventually falls in love with him and becomes an important supporting character in his romantic journey.

Throughout the series, Kasumi's loyalty and dedication to her friends are clear. She is always willing to help and support them, even if it means putting her own interests aside. Her kindness and selflessness make her a beloved character in the series.

Overall, Kasumi is a complex and multifaceted character who adds depth and nuance to the ""Warm Wedding"" storyline. Her struggles and triumphs make her relatable and endearing to readers."