An Adidas Samba shortage is sweeping the street style nation this spring. VIP sneakerheads are sampling the label's lesser-spotted sneakers instead. Kendall Jenner brought back Adidas Superstars ; Lily Collins endorsed Hardball Spezials as the next rich-mom staple; and on April 26, Michelle Obama's rare Adidas sneakers put the "Japan" model on the map. The former First Lady arrived in New York City wearing trainers not yet appreciated en masse by locals. Her Sunday afternoon jeans outfit could make the Sambas alternatives the West Village's leading It shoe. It seems Obama chose the $140 Japan Decon Sneakers : a circa-2025, "deconstructed" imagining of 1964's training Adidas Japan shoes . Michelle Obama was spotted in NYC wearing a jeans outfit with what appear to be Adidas Japan sneakers. (Image credit: The Image Direct) Originally released for that summer's Tokyo Olympics , they mirror the low-profile silhouette, T-shaped toe box, and trio of stripes seen on Adidas Sambas . The only difference?…