Kazu Navi (かずナビ)

The design of Kazu Navi is clean, minimalist, and highly functional, prioritizing ease of use for language learners. The light theme with a predominantly white background and dark gray text ensures excellent readability. Blue is effectively used for links and interactive elements, providing clear visual cues for navigation and calls to action. The layout is straightforward, presenting each tool with a clear heading and brief description, which contributes to a positive user experience. The overall aesthetic is professional and uncluttered, focusing on the utility of the tools rather than decorative elements. The inclusion of usage statistics adds a touch of credibility and engagement. The design effectively supports the educational purpose of the platform.