Lemons are very susceptible to canker disease, which is a big problem in environments with a lot of rain. For this reason, it seems that about 90% of the lemons consumed in Japan are currently imported. Therefore, NARO developed a new lemon cultivar called "Rinoka Lemon," which is strong against Xanthomonas campestris(In terms of damage, navel oranges and lemons are the weakest, and other mid-late