セミの抜け殻を観察 ／ A Closer Look at Two Cicada Shells

大きい方がクマゼミ、小さい方がツクツクボウシ、と思われる抜け殻。

Large one is Cryptotympana facialis (black cicada), “Kumazemi” in Japanese.
Small one is Meimuna opalifera, “Tsukutsuku Bosi” in Japanese.
Most probably.