Lapis

Lapis is a major resource which can be purchased with real money. In the game's storyline it refers to the first world. New players will have a fair amount to start with after clearing the tutorial (200). Lapis is hard capped at 1,200,000.

Sources

Amount	Source	Limit
50	Completing 7 daily quests	Once per day
50	Completing 12 daily quests	Once per day (Sat./Sun. only)
100	Ranking Up	Capped at rank 300 (total of 30,000)
(Varies)	Clearing the story	First time only (Season 1 total: 41,040) (Season 2 total: 69,150) (Season 3 total: 37,440 as of Chapter 6)
100-500	Clearing the first sub-rank of any Colosseum rank (C-1, B-1, etc.) Always 500 after Beginner difficulty	First time only (total of 6,500)
10-100	Completing missions	Once each
40	Participating in the Arena	Once per day
100	Accumulating 35 Relics through Expeditions	Once per week
100	Rating the game	Once
300-500	Completing certain Rookie Quests	Once each (total of 1,000)
500	Achieving any gold Trophies	Once each (total of 12,500)
50~250	Daily Login Reward (occasionally)	Once per day (if given)
(Varies)	Various Events/Promotions/Giveaways/Compensation	(Varies)
0-1,050	Spinning the Rewards Wheel	Seven times daily in amounts of 5, 10, 50 or 150
250	Spinning the Rewards Wheel	Once every 50 spins
600	Completing all Comeback Quests	First time only
(Varies)	Completing a task in a different app Found in Shop > Lapis > Free lapis!	Availability may vary by region and platform

Uses

Amount	Result	Limit
250	Rare Summon (featured banner only)	1 per day
500	Rare Summon	None
5,000	10+1 Summon	None
(Varies)	Step-up Summons (varies per banner)	(Varies)
100	Fully refill Energy	None
100	Fully refill Colosseum/Arena/Raid/Equipment Enhancement orbs	None
100	Unlock (an additional) Vortex of Desires for the day	4 per day
100	Swap out normal Expeditions (after the free daily swap)	None
100	Slot Expansion (Units, Friends, Materials, Abilities, Items, or Equipment) in increments of 5 Units start at 750 and are capped at 2500 slots Friends start at 40 and are capped at 200 slots Materials, Abilities, Items start at 1000 and are capped at 2500 slots Equipment starts at 1000 and are capped at 2500 slots	Maximum expansions on each (total of 135,400)
100	Continuing (fully restores all allies and fills the Esper Gauge) Only offered after a Game Over (all allies are dead/petrified)	None; cannot be used in certain battles
100	Resetting Esper training (after the first time)	None
100-1,500	Magic Key purchase; discounted based on volume 100 each at the lowest tier, 50 each at the highest	None
(Varies)	Various Bundles	(Varies)