Description:
It's the last summer vacation in Taichi's school life. He got a call from his older sister Akemi inviting him to come to his hometown to play. She works at the Pia Carrot cafe and after being introduced to the manager Sayuri, he ended up helping out at the cafe. This will be an unforgettable summer vacation.

[From Micchi's blog]

Game Information:
Title: Pia Carrot e Youkoso!! 4
Original title: Pia♥キャロットへようこそ!!4
Developer: Cocktail Soft
Publishers: (Japanese) Shall Luck Plus & Piacci & F&C Co., Ltd.

Relations: Fandisc: Pia Carrot 4 FD - Pia Carrot e Youkos...
Prequel: Pia Carrot e Youkoso!! 3

Available at: Japanese PlayStation Portable version at Play-Asia.com for US$ 42.99 »
Japanese PlayStation Portable version at Play-Asia.com for US$ 57.99 »

More Information:
VNDB

Screenshot:

Download Link (Mega + Other):
Pia Carrot e Youkoso!! 4 <Pia♥キャロットへようこそ!!4> (3.39 GB)
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