姉弟

From 姉 (shi, “elder sister”) +‎ 弟 (tei, “younger brother”, 漢音 (kan'on)). Compare 兄弟 (kyōdai, “brothers”), 兄妹 (keimai, “elder brother and younger sister”).

• On’yomi: Kan’on
  • (Tokyo) して​ー [shìtéꜜè] (Nakadaka – [2])
  • (Tokyo) し​てー [shíꜜtèè] (Atamadaka – [1])
  • IPA^(key): [ɕi̥te̞ː]

姉弟 (hiragana してい, rōmaji shitei)

1. (collective) elder sister and younger brother

• 姉 (し)妹 (まい) (shimai)

Jukujikun (熟字訓).

姉弟 (hiragana きょうだい, rōmaji kyōdai, historical hiragana きやうだい)

1. (rare) Alternative spelling of 兄弟 (“siblings”, literally “elder brother and younger brother”)

   早 (はや)坂 (さか)姉 (きょう)弟 (だい)

   Hayasaka kyōdai

   the Hayasaka siblings (characters in the Buso Renkin manga series)

Generally used to specifically refer to an elder sister and a younger brother, while utilizing the more common kyōdai reading to express the siblings sense.