For Monogatari Second Season's upcoming Koimonogatari arc, the new theme song will be sung not only by one artist, but TWO! Luna Haruna and Marina Kawano will be singing their new song “snowdrop” together and will be aired likely sometime during this month.

Each singer will release their individual version of “snowdrop” on December 11, 2013. Luna Haruna will release her 5th single snowdrop which will include her “snowdrop” solo and her duet with Marina Kawano.

snowdrop [Limited Edition] / [Normal Edition] - Luna Haruna

1. snowdrop
2. TRUE STORY (AKIBA'S TRIP 2 Theme Song)
3. ??????????? [Shinkai Uka no Rhapsodia?]
4. snowdrop -????×????? ver.- [snowdrop -Luna Haruna x Marina Kawano ver.-]
5. snowdrop -????×????? TV size ver.- [snowdrop -Luna Haruna x Marina Kawano TV size ver.-]

Marina Kawano will release her first album which will include her solo version of “snowdrop” as well as seven other anime theme songs she sang for.

First Touch [Limited Edition]/ [Normal Edition] - Marina Kawano

1. ???????? [Sono Koe wo Oboeteru] (Otorimonogatari & Onimonogatari ED?
2. ???daydream [kieru daydream] (Nekomonogatari (Black) ED)
3. Morning Arch (A-Channel OP)
4. ????? [Takaramono] (Natsume Yuujinchou Shi ED)
5. MAGIC OF MUSIC
6. ???????? [Ballon Theater] (OVA A-Channel +smile OP)
7. Do!! Do!! Let me Fun?
8. Cheer for me!!
9. snowdrop -????? ver.- [snowdrop -Marina Kawano ver.-] (Koimonogatari ED)
10. Imperfect blue
11. ???????? [Arata naru Sekai]?Hitoma Iruma 5th Year Anniversary Works Arata naru Sekai Theme Song?
12. ?????????? [Kono Yasashii Sekai no Naka]

Be sure to look forward for the upcoming ending theme song “snowdrop” which is likely to be aired this month, right after the Onimonogatari Arc!

SOURCE: Sony Music 1, 2