Carnation card
Letters and Envelopes | Makoto Yamaguchi |  Four Seasons Origami Encyclopedia by Makoto Yamaguchi
| 34 | Square
3 units
With cuts | |
Decorative card
Letters and Envelopes | Katrin Shumakov |  Fun Origami World by Makoto Yamaguchi (read full review)
| 60 | Square | |
Envelope
Letters and Envelopes | Makoto Yamaguchi |  Chopstick Rests with Chopstick Wrappers by Makoto Yamaguchi
| 64 | Rectangle | |
Envelope
Letters and Envelopes | Makoto Yamaguchi |  Origami Tanteidan Magazine 122 (read full review)
| 8 | Square
Several variations, including one from a bill | 
Folded by Wilson Yeung |
Pochi-bukuro
Letters and Envelopes | Traditional |  Folding Japan with Origami in English by Makoto Yamaguchi
| 24 | Square | |
Sailboat card
Letters and Envelopes | Sy Chen | Fun Origami World by Makoto Yamaguchi (read full review)
| 78 | Square | 
Folded by Wilson Yeung |
Shirt-shaped envelope
Clothes | Makoto Yamaguchi | Folding Japan with Origami in English by Makoto Yamaguchi
| 53 | Rectangle
With cuts | |
Tatou
Letters and Envelopes | Traditional | Folding Japan with Origami in English by Makoto Yamaguchi
| 157 | Square | |
Tatou
Letters and Envelopes | Traditional | Folding Japan with Origami in English by Makoto Yamaguchi
| 156 | Square | |
