Nichika Omori
- Title: Nichika Omori
- Popularity: 3.63
- Known For: Acting
- Birthday: 1994-10-15
- Place of Birth: Nagano, Japan
- Homepage: https://across-ent.com/talent/women/nichika_omori.html
- Also Known As: Nichika Ōmori, Nichika Oomori, 大森日雅, Nichika Ohmori