The Flower Symbolism and Hanakotoba (Japanese language of flowers) in the Official Art of The Summer Hikaru Died:
(Note: While most of the flowers were easy to identify, the flowers in the cover of the novel version vol. 1 were a bit difficult.)
Anemones are sometimes used in funeral arrangements in Japan. They are also associated with anticipation.
White Chrysanthemum: truth, loyalty, and death
White chrysanthemums, are often used for funerals in East Asia.
The other type of chrysanthemum in the cover is the pom pom chrysanthemum.
Yellow Chrysanthemum: royalty and elegance
Yellow chrysanthemums are associated with the emperor.
White Lily: purity and chastity
White lilies are used at funerals in East Asia.
In Japan, when a students dies, white lilies are often left on the a student’s desk.
(Yes, I used the album cover of Lily by Centimillimental. If I am going to talk about doomed gay love and symbolism, I might as well be reminded of Given and cry listening to Centimillimental‘s music.
Yellow Daisy: friendship and happiness
Red Daisy: romantic love and passion
Daisies typically mean faith in Hanakotoba.
Purple Tulip: undying/immortal love
The tulips on the cover appear to be blue, but blue tulips are not naturally growing tulips. They are made through dyes and other forms of manipulation.
Bonus: Chapter 11.6 special
1 sunflower: love at first sight
3 sunflowers: love confession
7 sunflowers: secret love
Flowers from Mokumokuren’s art that I was not able to identify: