One song from 2018 was certified Gold this month for selling 100,000 copies: Mr.Children’s “here comes my love.”

One song was certified Million this month for selling 1,000,000 copies: Carly Rae Jepsen’s “Call Me Maybe.”

Million (1,000,000):
Carly Rae Jepsen – Call Me Maybe (7/18/12)

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Double Platinum (500,000):
DAOKO x Yonezu Kenshi – Uchiage Hanabi (8/10/17)
back number – Happy End (11/16/16)
BoA – Meri Kuri (12/1/04)

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Platinum (250,000):
Kiryuin Sho from Golden Bomber – Life is SHOW TIME (9/20/12)
Porno Graffitti – Apollo (11/21/07)
WANIMA – Tomo ni (8/3/16)

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Gold (100,000):
Oginome Yoko – Dancing Hero (Eat You Up) (12/4/13)
Chris Hart – I LOVE YOU (2/19/14)
Takahashi Mariko – for you… (1/8/03)
Takehara Pistol – Yo, Soko no Wakai no (10/9/15)
TM NETWORK – STILL LOVE HER (Ushinawareta Fuukei) (8/12/04)
AAA – MAGIC (1/18/17)
Nogizaka46 – Kizuitara Kataomoi (4/2/14)
back number – Mabataki (12/20/17)
Mr.Children – here comes my love (1/19/18)
Yamashita Tatsuro – Kibou to Iu Na no Hikari (5/19/10)
Little Glee Monster – Jupiter (12/3/17)
The Cardigans – Carnival (2/13/08)
Katy Perry – Firework (11/3/10)
Maroon 5 – Maps (7/23/14)