Actors
O
- Ooba Yui 1
- Oohara Amu 1
- Ookawa Tsukino 1
- Ooshima Yuuka 2
- Ootani Shouko 2
- Ootsuki Hibiki 6
- Ooura Manami 5
- Oozora Suzu 1
- Oriental paper bush (Edgeworthia chrysantha) 1
- Oriental silverfish (Ctenolepisma villosa) 1
- Original Chigusa 1
- Osada Megumi 1
- Oshikawa Yuuri 2
- Oshima Joe 8
- Oshima MMA 1
- Otani 1
- Otogoto Rui (Negoto Rui) 5
- Otoha KUCHIKI 1
- Otohana Ibu 1
- Otomi Mei 1
- Otonashi Kaori 1
- Otori Karen 1
- Otori Miyu 1
- Otowa Amu 3
- Otowa Misuzu 1
- Otsuka Mayu 1
- Otsuka daisy (Leucanthemum vulgare var. nipponicum) 1
- Otsuki Hibiki 10
- Oyama and the river 1
- Oyoyo Nakano 4
- Oyoyo-Nakano 7
- Ozaki Erika 1
P
- POV 1
- Pagrus major) 5
- Pallas's rosefinch (Carpodacus roseus) 1
- Panthera tigris) 1
- Papilio bianor) 1
- Papilio protenor) 1
- Peach Momoi 1
- Perimeter defense racks 2
- Physalis alkekengi var. franchetii (variety of winter plum tree) 1
- Pierre Ken 30
- Pierre's sword 9
- Pinus sylvestris (botany) 1
- Pleasantly cool 1
- Pleiades 1
- Pleiades japonica 2
- Poetry 1
- Polygonatum falcatum 1
- Prayer Mountain Love 3
- Pretty much every type of daisy in the world 1
- Princess Snow Flower 1
- Prunus cerasifera var. atropurpurea 7
- Prunus cerasifera var. peach orchid (Gymnadenia conopsea) 1
- Prunus persica var. densa (Chinese variety of peach) 5
- Prunus spinulosa (Japanese species of prunus) 7
- Pseudobagrus ichikawai (species of catfish) 1
- Puchin 2
- Pun Suehiro 5
- Purple Garden 1
- Puteyan 1
- Puttyan 2