L&Co.JAPAN is a Japanese jewelry brand based in Tokyo, with a studio in Yamanashi and stores in Japan. Its designs draw inspiration from Japanese culture and craftsmanship, offering jewelry for people who appreciate distinctive motifs and traditional patterns. The online shop ships worldwide and provides customizable pieces, including jewelry engraved with names or Kanji characters.

Collections include Samurai designs, Kanji jewelry, Wagara patterns, Sakura motifs, birthstones, colored stones, and classic styles. Products range from necklaces, rings, earrings, and bracelets to special pendants featuring artwork from the Nobunaga Oda Series. Wagara pieces showcase Japanese patterns such as Seigaiha, Edokiriko, Tomoe, and Sayagata, while the Sakura collection features cherry blossom designs. The brand also offers unisex hoop earrings and jewelry set with colored stones or birthstones. Materials shown include silver, 10-karat and 18-karat gold, and pink gold. L&Co.JAPAN presents its work through online collections and physical locations, alongside customer resources such as a size chart, Q&A, and jewelry workshop information.