Older romance dramas that give you all the feels

What means older to you? :)
Before  2010? Before 2000?

You already watched a lot I would recommend. I only checked you completed list, therefore I am sorry, if you already have these recommendations on another list.

https://mydramalist.com/32804-my-girlfriend-is-an-alien 

https://mydramalist.com/16495-refresh-man 

https://mydramalist.com/18816-the-legend-of-the-blue-sea

https://mydramalist.com/16182-kurosaki-kun-no-iinari-ni-nante-naranai (and second part: https://mydramalist.com/15420-the-black-devil-and-the-white-prince)

https://mydramalist.com/23893-nueng-dao-fah-diew (Slow burn romance)

https://mydramalist.com/51319-nee-sensei-shiranai-no 

Not exactly the time but I love love love these 3 when it comes to romance:

2012/2013

https://mydramalist.com/5577-gu-family-book

https://mydramalist.com/3994-faith

https://mydramalist.com/3386-king2hearts

• Greatest Love
• It's Okay That's Love
• Brilliant Legacy
• What Planet Are You From
• Bride of the Century
• Love Now
• The Princess's Man
• Shut Up Flower Boy Band
• Kingyo Club
• My Lucky Star
• Bromance
• Monstar
• Divorce Lawyers
• Padiwarada (2016)

 iDRAMA :

as long as it has amazing chemistry between the couple, satisfying romance and happy ending please recommend me older romantic melodramas

 iDRAMA :

anything from 2015 to 2000

• +1 Bromance
• Healer
• Splash Splash LOVE
• Coffee Prince
• Sound of the Desert
• I Hear Your Voice
• I Need Romance 3
• In Time With You - A very slow burn. Ultimately satisfying but you have to be patient for it.
• +1 The Princess's Man 
• Witch's Romance

Star In My Heart

Manee Yard Fah (2000)

Beautiful Days

Lovers In Paris

Mars

It Started With A Kiss  - They Kiss Again

Which Star Are You From?

Dr. Gang

Queen Of The Game

Golden Bride

Family's Honor

City Hall

Giant (2nd OTP)

Life Is Beautiful (2010)

I Believe In Love  (teacher/musician OTP)

A Thousand Kisses (2nd OTP)

Master's Sun

I Have A Lover

The Gentleman Of  Wolgyesu Tailor Shop (currently watching 18/50 in and is giving all the feels.)

I second: 

• MARS (2004) 
• Long Vacation (1996)
• Autumn's Concerto (2009) 

I would add (maybe someone already recommended it, but I didn't see them so :)

• Kill Me, Heal Me (2015) 
• Devil Beside You (2005)  
• That Winter, The Wind Blows (2013)

Long Vacation (1996, Japan) - The best romance drama that I've seen.

You Who Came from the Stars (2013, South Korea) - It's not really old, but I guess it fits your definition, since you said pre-2015.