Funghi, known as Nameko in Japanese, is the iconic mushroom companion of Rina Ozawa in the series 'Osawari Tantei Ozawa Rina.' Portrayed as a small, adorable mushroom with a simple design, Funghi plays a crucial role in assisting Rina in her detective adventures. Despite its mute demeanor, Funghi's presence is indispensable, often providing clues and support throughout their investigations. With its endearing appearance and loyal companionship, Funghi captures the hearts of audiences, adding charm and humor to the storyline. The character's unique traits make Funghi a beloved figure in the series.