Name the romaji by your side ~hikari's theme~ (popup.version)
CREATE TABLE "pocket_monsters_diamond_pearl_series" (
  "num" real,
  "japanese_title" text,
  "r_maji" text,
  "japanese_translation" text,
  "vocalist" text,
  "episodes_used" text
);
SELECT "r_maji" FROM "pocket_monsters_diamond_pearl_series" WHERE "japanese_translation"='By Your Side ~Hikari''s Theme~ (PopUp.Version)';