Worked on enhancing documentation clarity for the Optuna project, focusing on improving the tutorial section related to parameter specification. Addressed ambiguous wording in the optuna/optuna repository to provide clearer guidance for new users, aiming to reduce misconfigurations and streamline the onboarding process. The contribution centered on technical writing and documentation user experience, utilizing Python and data science knowledge to ensure accuracy and relevance. Employed version control with git and collaborated with the Optuna community to align changes with project standards. No bugs were fixed during this period, as the primary effort was dedicated to refining documentation and supporting developer experience.