Main bell - Shurei

Japanese: 主鈴 - しゅれい

〘Noun〙 In the Ritsuryo system, this position belonged to the Ministry of Central Affairs, received orders from the Shonagon, and was responsible for disbursing and paying for items such as bell seals, talismans, and box bells for Tobiko. There were two ranks: Dai and Sho. Daishu-suzu was equivalent to Shoshi-shichi-no-shita, and Shoshu-suzu was equivalent to Shoshi-shichi-no-shita. They were in charge of bells. ※Ceremony (872) 10 " _Two items of addressees _in the possession of the Chief Secretary, _two boxes and _a sealing kit in the possession of the Chief Secretary."

Suzu-no-Tsukasa [Main Bell]

〘Noun〙 Under the ritsuryo system, this position belonged to the Ministry of Central Affairs and was in charge of things like station bells and checkpoint tickets . They performed official duties under the direction of the Shonagon. There were two ranks: Dai and Sho. Their equivalent ranks were Shonanjige and Shohachijo, respectively. Suzutsukasa. Shurei. [Irinhonsetsuyoshu (1597)]

Source: The Selected Edition of the Japanese Language Dictionary About the Selected Edition of the Japanese Language Dictionary Information

Japanese:

〘名〙令制で、中務省に属し、少納言の下知を受け、鈴印・伝符・飛駅の函鈴などを出納する役。大、少がある。大主鈴は正七位下、少主鈴は正八位上相当。すずのつかさ。※儀式（872）一〇「内記持_二宛具_一、主鈴持_二函及封緘調度_一」