ClimaxHeroDen-O
Ore, Sanjou!
Yuto and Kotaro had especially cool outfits, and Ryotaro's was simple but good-looking
My favorite Masked Rider civvies is those of Shigeru Jou/Masked Rider Stronger. His wardrobe is awesome! A stylized "S" letterman sweater in different colors, denim jacket/jeans, & black shoes/gloves (almost like Jiroo/Kikaider).