Congratulations! You’ve decided to propose! Now it’s time to go shopping for wedding rings in Japan. Nowadays, Tokyo has a wide variety of engagement ring options, but that hasn’t always been the case. Wedding rings, while not historically a staple of Japanese wedding culture, became increasingly popular from the 1960s on. While only 5% of Japanese brides owned a diamond ring in 1967, over 60% did by 1981. Portraying diamonds and diamond wedding rings as modern, European and fashionable, De Beers, a giant in the diamond industry, and others convinced Japanese consumers to adopt the practice. A…