Here's my list:
Koda Kumi
Yume no uta
Ai no uta
Moon Crying
Suki de, suki de, suki de
Through the sky
1000 no kotoba
stay with me
Stay
No Way
Stay
Candle Light
Utada Hikaru
FINAL DISTANCE
Nji-iro Basu (Don't know why)
Eternally
Deep River
Exodus '04
Flavor Of Life ~Ballad Version~
Stay Gold
Prisoner Of Love
HEART STATION
TAKE 5
I Don't Love You (from Precious/Cupic U era)
Ai Otsuka
Kurage, Nagareboshi
Planetarium
Amaenbo
Daisuki da yo.
Cherish
4minute
For Muzik (don't know why)
What A Girl Wants
Namie Amuro
CAN YOU CELEBRATE?
Whisper
KISS-AND-RIDE
Wishing On The Same Star
Four Seasons
Baby Don't Cry
better days
NEVER END
I HAVE NEVER SEEN
HimAWArI
Ayumi Hamasaki
BALLAD
TO BE
A Song for xx
Far away
CAROLS
rainy day
momentum
Together When...
Voyage
POWDER SNOW
Who...
BoA
Kiseki
Winter Love
JEWEL SONG
Sara
Sekai no natsumi de (whatever it is called that song from VALENTI.
)
I think this is the list of the songs that makes me cry. I feel like I forgot some BoA songs here but I don't remember the titles for some reason.
I will edit this when I remember those. :]