十二単

 十二単 on Japanese Wikipedia

 Jūnihitoe on Wikipedia

Compound of 十二 (jūni, “twelve”) +‎ 単 (hitoe, “unlined or single-layer robe”).^[1][2]

• (Tokyo) じゅうにひとえ (Nakadaka – )^[2]
• IPA^(key):

十(じゅう)二(に)単(ひとえ) • (jūni-hitoe) 

1. (clothing) a ceremonial twelve-layered robe worn by women of the imperial court, consisting of twelve single-layer unlined robes worn one over the other

   This style became fashionable some time in the tenth century during the Heian period. Starting from the Muromachi period, the term jūni-hitoe was also used in the popular culture to refer to the five-layer 五重唐衣裳 (goe-karaginumo) style.

2. Ajuga nipponensis, a perennial plant in the mint family and native to Japan

• (Ajuga nipponensis): Members of genus Ajuga are also known as bugleweed, ground pine, carpet bugle, or just bugle. As with many terms that name organisms, this term is often spelled in katakana, especially in biological contexts (where katakana is customary), as ジュウニヒトエ.

• 裳唐衣(もからぎぬ) (mokaraginu, “traditional skirt and apron clothing”)

• 襲(かさね) (kasane)