ホーチキ株式会社 designs and manufactures automatic fire alarm systems, detectors, manual call points, receivers and residential smoke alarms at its Japanese plants, and also supplies foam, water-spray, nitrogen and tunnel suppression systems. Its 感知器・発信機・受信機 and 住宅用火災警報器 carry 日本消防検定協会 検定合格 marks, its 湿式流水検知装置 holds 型式承認 流第22～1～1号, and it is registered under the 日本火災報知機工業会 火災報知システム専門技術者 scheme (code HC), which requires 消防設備士 甲種第4類 licence holders.