Kabosu, a Shiba Inu whose “much wow” face helped launch one of the defining memes of the last decade and inspired the cryptocurrency Dogecoin, died on Friday. She was 18 years old. She “crossed the rainbow bridge” on Friday, her owner Atsuko Sato said on social media, adding that she died without suffering, and as Ms. Sato was petting her. She died at home in Sakura, a city east of Tokyo, Ms. Sato