Imperial family bonbonnière

Oval, Crane & Turtle - Emperor Meiji & Empress Shōken's 25th wedding anniversary, 1894

Cranes - Emperor Taisho & Empress Teimei's 25th wedding anniversary, 1925

Stacked box/chest - Emperor Showa & Empress Kojun's 25th wedding anniversary, 1949
IHA

Cart, Taisho-early Showa era
Armor, Taisho-early Showa era

bonbonnière with family crest of Yi Un (Lee Eun) Crown Prince of Korea, 1910-1930s. Husband of Yi Bangja (Princess Masako of Nashimoto)

Treasure ship: 1935 visit of Puyi, ruler of Manchukuo, to Japan
Asahi, Mainichi

Imperial family bonbonnière

Globe, celebrating Crown Prince Hirohito's return from a tour of Europe, 1921

Hexagon with Pine decoration for Emperor Showa and Empress Kojun's wedding, 1924

Gagaku drum shape for Emperor Showa's enthronement, 1928

IHA via Mainichi, Asahi

Imperial family bonbonnière

Dance headpiece (helmet) to celebrate Emperor Emeritus Akihito's birth, 1934

Dog from a private banquet celebrating Emperor Emeritus Akihito's birth, 1934

https://mainichi.jp/graphs/20200401/mpj/00m/040/016000f/14
https://www.asahi.com/articles/photo/AS20170809005321.html

Imperial family bonbonnière - Hitachi

Den-den daiko drum from a private banquet celebrating Prince Hitachi's birth, 1935

Egg-shape with flowers for Prince Hitachi and Princess Hanako's 25th wedding anniversary, 1989

https://www.asahi.com/articles/photo/AS20170809005344.html
https://mainichi.jp/graphs/20200401/mpj/00m/040/016000f/7

Imperial family bonbonnière: 1930s

Artillery shell: Prince Nagahisa of Kitashirakawa becomes a lieutenant, 1931

Airplane: adulthood of Prince Takahiko of Asaka, 1932

Tank: Prince Takahiko of Asaka becomes a lieutenant, 1933
https://mainichi.jp/graphs/20200401/mpj/00m/040/016000f/12
https://www.asahi.com/articles/photo/AS20170810000038.html

Imperial family bonbonnière: Chichibu

Tsuzumi drum with Young Pine & Stars from private banquet hosted by Empress Teimei for Prince & Princess Chichibu's wedding, 1928

Chestnut shape celebrating Princess Chichibu's longevity, 1990
https://www.asahi.com/articles/photo/AS20170809005325.html
https://mainichi.jp/graphs/20200401/mpj/00m/040/016000f/10

Imperial family bonbonnière

Chrysanthemum shape with cranes from private banquet celebrating the marriage of Crown Prince Akihito and Crown Princess Michiko, 1959

Globe commemorating Emperor Akihito and Empress Michiko's foreign visits, 1991
https://www.asahi.com/articles/photo/AS20170809005348.html

Imperial family bonbonnière: Chakko-no-Gi (hakama ceremony)

Go board, Prince Mikasa, 1919

Flower, Princess Sayako, 1973
Fan, Prince Akishino, 1970
Go board, Prince Naruhito, 1964

Star shape with azalea, Princess Aiko, 2006

https://www.asahi.com/articles/photo/AS20170809005336.html
https://kaiserinta.wordpress.com/2017/01/04/%e3%80%90%e6%84%9b%e5%ad%90%e3%81%95%e3%81%be%e3%81%ae%e3%83%9c%e3%83%b3%e3%83%9c%e3%83%8b%e3%82%a8%e3%83%bc%e3%83%ab%e3%80%912017%e5%b9%b4%e6%96%b0%e5%b9%b4%e5%85%ac%e9%96%8b%e5%8b%95%e7%94%bb/

Imperial family bonbonnière: adulthood

Snowflakes, Princess Akiko of Mikasa, 2001

Stars, Princess Yoko of Mikasa, 2003

Fan shape with water lily, Princess Nori (now Sayako Kuroda), 1990
https://mainichi.jp/graphs/20200401/mpj/00m/040/016000f/5
https://www.asahi.com/articles/photo/AS20170809005331.html