Dramas with childish female/ lead and mature male lead worries/ cares for her

I am happy with BL and Straight couples.
I like the dramas where one of the characters  is cute and innocent and the guy cares for her.

I thought a love so beautiful the guy was too mean. 

like 

tomorrows cantible

Game Rai Game Rak 

love by chance 

high school love on 

the mermaid 

surplus princess 

• Koi wa Tsuzuku yo Doko Made mo +1
• Thirty But Seventeen +1
• Perfect and casual +1

Also maybe:

• Dating in the Kitchen 
• Find me in your memory
• What Planet are you from 
• Lets fight ghost
• Miss Hammurabi 
• Le Coup de Foudre 
• Eternal Love of Dream
• Game Sanaeha - though i guess the FL is more selfish and spoiled