WALNUT GROVE, Calif. — Back in the early 1900s, the small town of Walnut Grove, Calif., situated along the Sacramento-San Joaquin River Delta, was a flourishing Japanese community. Often called the “Kawashimo” by Japanese immigrants, the town had several Japanese-owned shops, including the Kawamura Barber Shop, Ben’s Drugs, Hayashi Company and many others. Among the […]