Additional drama recommendations:
Youth is the one most closely associated with Spring, Thus coming of age dramas would be the best representation of 'Spring'Dramas. And definitely light and uplifting dramas/movie overall:
- Puberty Medley
- Hi School Love On
- Lingerie Girls 1979
- Shut Up Flower Boy Band
- Goong
- Reply 1994
- Age of Youth ( season 1 and 2)
- Kingyo Club - Japanese drama though a bit heavy at times
- Kimi no Todoke - Japanese Movie
- Your Name - Anime movie
- Love O2O - Chinese drama
- Our Times - Taiwan Movie
- Blue Gate Crossing - Taiwan Movie
But if you are looking for rebirth or reinvention type of 'spring' , then maybe:
- Twenty Again
- Go back Couple
- 18 vs 29
- Please Comeback Mister
- Chicago Typewriter
- The Package
- Scent of a woman - despite the theme, this drama is quite lighthearted
- Falling for Innocence
Dramas set in spring or has close association to the spring season:
- Spring Waltz - heavy melodrama
- Longing for Spring
- My Spring Days - heavy melodrama
- Lie to Me