Here’s year-end ranking.

TV animation “Demon Slayer (Kimetsu no Yaiba)” Opening Theme: Gurenge marked #1!

mora original Year-End Anisong ranking (2019)
 

#1 Gurenge / LiSA
TV animation “Demon Slayer (Kimetsu no Yaiba)” Opening Theme

#2 Spirits of the Sea / Kenshi Yonezu
Film “Children of the Sea” Theme Song

#3 Is There Still Anything That Love Can Do? / RADWIMPS
Film “Weathering With You” Theme Song

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#4 I beg you / Aimer
Film “Fate/ stay night[Heaven’s Feel]Ⅱ lostbutterfly” Theme Song

#5 Haru no Hi / Aimyon
Film “Crayon Shin-chan: Honeymoon Hurricane ~The Lost Hiroshi~” Theme Song

#6 Love Dramatic feat. Rikka Ihara / Masayuki Suzuki
TV animation " Kaguya-sama:Love is War" Opening Theme

#7 Grand Escape (Movie edit) (feat.TokoMiura) / RADWIMPS 
Film “Weathering With You” Theme Song 

#8 ONEGAI MUSCLE / Hibiki Sakura (CV: Ai Fairouz) & Naruzo Machio (CV: Kaito Ishikawa)
TV animation “How Heavy Are the Dumbbells You Lift? (DUMBBELL NAN-KILO MOTERU?)” Opening Theme 

#9 RESISTER / ASCA
TV animation " Sword Art Online Alicization " Opening Theme

#10 from the edge / FictionJunction feat. LiSA
TV animation “Demon Slayer (Kimetsu no Yaiba)” Ending Theme

This ranking is provided by http://mora.jp/