Life / Style Hardcover – October 6, 2026

Embrace self-expression through style with Aki and Koichi (@akiandkoichi), the septuagenarian couple who have charmed social media with their playful flair for fashion and their boundless wisdom for living life to the fullest. Since the stylish couple went viral online for their popular #OOTD (outfit of the day) posts, doing their signature waves, high fives, peace signs, and twirls, Aki and Koichi have brought wholesome joy, inspiration, and hope to fans of all ages while attracting the attention of major fashion brands. In Life / Style, these fashionistas share their inspiring story in full—from growing up in Japan and immigrating to the United States, to their long-lasting marriage and becoming unexpected style icons in their seventies—along with the important role their personal style has played in their lives. From their life lessons, you will discover how to be yourself through your own style choices, wear what makes you feel good, and, most importantly, have fun while getting dressed. Alongside brand-new vibrant photos of the adorable couple and their dog, Kuma, wearing their favorite outfits (and accessories), this book is packed with pearls of insight, including:The organic growth of their Instagram account @akiandkoichiAki and Koichi’s style journeys, separately and togetherThe stories behind their favorite looksThe secret behind their forty-year marriageHow new chapters can begin long after you think the story has been writtenWith fans ranging from Gen Alpha to Boomers, Aki and Koichi have brought joy to millions, proving that no matter your age, you can have fun with fashion. Perfect for fans hoping to learn more about Aki and Koichi or anyone looking to express themselves through their clothing, Life / Style is your guide to finding yourself, loving boldly, living fully, and never losing hope along the way. Read more