- Red-backed Shrike
- Red-breasted Merganser
- Red-crested Pochard
- Red-crowned Crane
- Red-footed Falcon
- Red-legged Partridge
- Red-necked Grebe
- Red-necked Stint
- Red-throated Pipit
- Red Crossbill
- Red Phalarope
- Redpoll
- Redwing
- Richard's Pipit
- Rough-legged Buzzard
- Ruddy-breasted Crake
- Ruddy Turnstone
- Russet Sparrow
- Rustic Bunting
- Ryukyu Green Pigeon
- Ryukyu Minivet