List of number-one digital singles of 2018 (Japan)

This is a list of songs that reached No. 1 on the Billboard Japan Digital Track Chart in Japan in 2018.

Chart History

Issue date	Song	Artist(s)	Ref
Jan. 1	Mabataki (瞬き, Blink)	Back Number	[1]
Jan. 8			[2]
Jan. 15	Hero	Namie Amuro	[3]
Jan. 22	One Day	Ryuji Imaichi	[4]
Jan. 29	Here Comes My Love	Mr. Children	[5]
Feb. 5			[6]
Feb. 12	Party All Night~Star of Wish~	Exile	[7]
Feb. 19	Here Comes My Love	Mr. Children	[8]
Feb. 26	Lemon	Kenshi Yonezu	[9]
Mar. 5			[10]
Mar. 12			[11]
Mar. 19			[12]
Mar. 26			[13]
Apr. 2			[14]
Apr. 9			[15]
Apr. 16			[16]
Apr. 23			[17]
Apr. 30			[18]
May 7	Play a Love Song	Utada Hikaru	[19]
May 14	Kiss Is My Life.	SingTuyo (Shingo Katori & Tsuyoshi Kusanagi)	[20]
May 21	Lemon	Kenshi Yonezu	[21]
May 28			[22]
Jun. 4	Loser		[23]
Jun. 11	Play a Love Song	Utada Hikaru	[24]
Jun. 18			[25]
Jun. 25	Tatakau Senshi-tachi e Ai o Komete (闘う戦士たちへ愛を込めて)	Southern All Stars	[26]
Jul. 2	Lemon	Kenshi Yonezu	[27]
Jul. 9			[28]
Jul. 16			[29]
Jul. 23	U.S.A.	Da Pump	[30]
Jul. 30			[31]
Aug. 6	Bōen no March (望遠のマーチ)	Bump of Chicken	[32]
Aug. 13	U.S.A.	Da Pump	[33]
Aug. 20			[34]
Aug. 27	Ambivalent (アンビバレント)	Keyakizaka46	[35]
Sept. 3	Idea (アイデア)	Gen Hoshino	[36]
Sept. 10			[37]
Sept. 17	Black Bird	Aimer	[38]
Sept. 24	Ai no Katachi (アイノカタチ)	Misia	[39]
Oct. 1	Hero	Namie Amuro	[40]
Oct. 8	Sirius (シリウス)	Bump of Chicken	[41]
Oct. 15	Lemon	Kenshi Yonezu	[42]
Oct. 22	Adamas	LiSA	[43]
Oct. 29	Hanashi ga Shitai yo (話がしたいよ)	Bump of Chicken	[44]
Nov. 5	Lemon	Kenshi Yonezu	[45]
Nov. 12	Flamingo		[46]
Nov. 19	Old Fashion (オールドファッション)	Back Number	[47]
Nov. 28			[48]
Dec. 3			[49]
Dec. 10	Hanaka Necromancy (徒花ネクロマンシー)	FranChouChou (フランシュシュ)	[50]
Dec. 17	Flamingo	Kenshi Yonezu	[51]
Dec. 24			[52]
Dec. 31	Prologue (プロローグ)	Uru	[53]

References

1. "Billboard Japan Top DL week 1". Archived from the original on 2017-12-30.
2. "Billboard Japan Top DL week 2".
3. "Billboard Japan Top DL week 3".
4. "Billboard Japan Top DL week 4".
5. "Billboard Japan Top DL week 5". Archived from the original on 2019-02-16.
6. "Billboard Japan Top DL week 6".
7. "Billboard Japan Top DL week 7".
8. "Billboard Japan Top DL week 8".
9. "Billboard Japan Top DL week 9".
10. "Billboard Japan Top DL week 10".
11. "Billboard Japan Top DL week 11".
12. "Billboard Japan Top DL week 12".
13. "Billboard Japan Top DL week 13".
14. "Billboard Japan Top DL week 14". Archived from the original on 2019-05-05.
15. "Billboard Japan Top DL week 15".
16. "Billboard Japan Top DL week 16".
17. "Billboard Japan Top DL week 17".
18. "Billboard Japan Top DL week 18". Archived from the original on 2018-09-02.
19. "Billboard Japan Top DL week 19".
20. "Billboard Japan Top DL week 20".
21. "Billboard Japan Top DL week 21".
22. "Billboard Japan Top DL week 22".
23. "Billboard Japan Top DL week 23".
24. "Billboard Japan Top DL week 24".
25. "Billboard Japan Top DL week 25".
26. "Billboard Japan Top DL week 26".
27. "Billboard Japan Top DL week 27".
28. "Billboard Japan Top DL week 28".
29. "Billboard Japan Top DL week 29".
30. "Billboard Japan Top DL week 30".
31. "Billboard Japan Top DL week 31".
32. "Billboard Japan Top DL week 32".
33. "Billboard Japan Top DL week 33". Archived from the original on 2018-08-11.
34. "Billboard Japan Top DL week 34".
35. "Billboard Japan Top DL week 35".
36. "Billboard Japan Top DL week 36".
37. "Billboard Japan Top DL week 37".
38. "Billboard Japan Top DL week 38".
39. "Billboard Japan Top DL week 39".
40. "Billboard Japan Top DL week 40".
41. "Billboard Japan Top DL week 41".
42. "Billboard Japan Top DL week 42".
43. "Billboard Japan Top DL week 43".
44. "Billboard Japan Top DL week 44".
45. "Billboard Japan Top DL week 45".
46. "Billboard Japan Top DL week 46".
47. "Billboard Japan Top DL week 47".
48. "Billboard Japan Top DL week 48".
49. "Billboard Japan Top DL week 49". Archived from the original on 2019-05-06.
50. "Billboard Japan Top DL week 50".
51. "Billboard Japan Top DL week 51".
52. "Billboard Japan Top DL week 52".
53. "Billboard Japan Top DL week 53".