kubell Co., Ltd. provides business chat services in Japan. Its offerings include Chatwork, a business chat tool with task management, file management, and video/voice calling; business process as a service (BPaaS); cloud-based attendance management systems such as Chatwork attendance management and MINAGINE attendance management, which handles leave and overtime calculations; Chatwork storage, a cloud storage service; Cure SAMBA; Chatwork DX consultation; and Chatwork advertisement services. The company also develops peripheral services supporting corporate back-office operations and digital transformation, and provides support services covering the development and operation of personnel evaluation systems. Products are sold through direct sales, agencies/OEM, sales agents, and online. Formerly known as Chatwork Co.,Ltd., it changed its name to kubell Co., Ltd. in June 2024, was incorporated in 2004, and is headquartered in Minato, Japan.