Lu Han
As lead artist
Table:
Title

Year

Peak chart positions

Album

CHN
Billboard
[59]

"That Good Good"

2015

—

Reloaded I

"Your Song"

—

Reloaded

"Football Gang"

—

"Medals"

1

"Promises"

—

"Lu"

—

Reloaded II

"Excited"

2016

1

Reloaded+

"Catch Me When I Fall"

2

Xperience

"Winter Song"

3

Xplore

"Skin To Skin"

3

"What If I Said"

2017

1

Venture

"Roleplay" (Dance Ver.)

1

"Roleplay"

2

"On Call"

3

Imagination

"Set It Off"

1

I

"On Fire"

3

"时间停了 (Time Stopped)"

2018

2

Non-album singles

"—" denotes releases that did not chart or were not released in that region.

Observing the table that covers 'Lu Han' — "As lead artist" section, produce a single-sentence summary focused on the highlighted cells and format it within the following JSON object {"answer": "YOUR ANSWER"}.