! Source<br>Yo-kai 2
! Result<br>Yo-kai
! How to Acquire<br>Yo-kai 1
! How to Acquire<br>Yo-kai 2
|-
|[[TouphantHelmsman]] || [[FidgephantArmsman]] || [[EnduriphantReuknight]] || [[Old Mansion]] - [[Main House]] || [[Gourd Pond Museum]]
|-
|[[HerbiboyMirapo]] || [[BlazionEspy]] || [[CarniboyMiradox]]|| [[Main Quest]] / [[Streetpass]] || [[Nocturne Hospital]] - 3F
|-
|[[PallysolDulluma]] || [[Mad MountainMochismo]] || [[ScarasolDarumacho]]|| Academy Shortcut in [[Downtown]] || [[Springdale Elementary]] - 2F
|-
|[[TongusWotchagot]] || [[ShmoopiePapa Windbag]] || [[Nurse TongusPride Shrimp]] || [[Shopping Street Narrows]] ([[Fleshy Souls]]) || Apartments in [[Shopper's Row]]
|-
|[[No-go Go Kart]] || [[Ledballoon]] || [[Mistank]]|| [[Shopping Street Narrows]] ([[Bony Spirits]]) || [[Compunzer's Zone]] - 2F
|-
|[[WotchagotFidgephant]] || [[Papa WindbagTouphant]] || [[Pride ShrimpEnduriphant]] || [[River in Harrisville]] || [[Telephone Poles]] in [[San Fantastico]]
|-
|[[MirapoCastellius III]] || [[EspyCastellius III]] || [[MiradoxCastellius II]] || [[Breezy Hills]] || [[Breezy Hills]]
|-
|[[HidabatCastellius II]] || [[WydeawakeCastellius II]] || [[AllnytaCastellius I]] || [[Mystery Way]] / [[Fusion]] || [[Mystery Way]] / [[Fusion]]
|-
|[[HelmsmanDazzabel]] || [[ArmsmanCupistol]] || [[ReuknightRattelle]]|| Grass in [[Breezy Hills]] || [[Downtown Springdale]] / [[Business Tower]] - 4F
|-
|[[DullumaJibanyan]] || [[MochismoCoughkoff]] || [[DarumachoThornyan]] || [[Main Quest]] / [[Streetpass]] || [[Springdale Underground Waterway]]
|-
|[[Castelius IIIJibanyan]] || [[Castelius IIIRoughraff]] || [[Castelius IIBaddinyan]] || [[Main Quest]] / [[Streetpass]] || [[Select-a-coin]] / [[Streetpass]]
|-
|[[Castelius IITongus]] || [[Castelius IIShmoopie]] || [[Castelius INurse Tongus]] || [[Main Quest]] / [[Streetpass]] || Trees in [[Downtown Springdale]]
|-
|[[DazzabelPallysol]] || [[CupistolMad Mountain]] || [[RattelleScarasol]]|| [[Well Road]] in [[Old Springdale]] || [[Cicada Canyon]] (Present)
|-
|[[JibanyanEnerfly]] || [[RoughraffEnefly]] || [[BaddinyanBetterfly]] || Trees on [[Mt. Wildwood]] || Trees in [[Harrisville]]
|-
|[[JibanyanHappierre]] || [[CoughkoffDismarelda]] || [[ThornyanReversa]] || Trees in [[Blossom Heights]] || Under Cars in [[Blossom Heights]]
|-
|[[ManjimuttWydeawake]] || [[ManjimuttHidabat]] || [[MultimuttAllnyta]] || Behind [[Frostia's Place]] ([[Fleshy Souls]])]] || [[Abandoned Tunnel West]]
|-
|[[EnerflyHerbiboy]] || [[EneflyBlazion]] || [[BetterflyCarniboy]] || Behind [[Frostia's Place]] ([[Bony Spirits]])]] || Under Cars near [[Excellent Tower]]
|-
|[[HappierreHidabat]] || [[DismareldaTengloom]] || [[ReversaAbodabat]] || [[Abandoned Tunnel West]] || [[Observation Deck]] of [[Excellent Tower]]
|-
|[[HidabatManjimutt]] || [[TengloomManjimutt]] || [[AbodabatMultimutt]] || [[Select-a-coin]] / [[Streetpass]] || [[Select-a-coin]] / [[Streetpass]]
|-
|}
===Fusing 1 Yo-kai and 1 Item===
{| class="wikitable sortable" style="text-align:center"
! Source<br>Item
! Result<br>Yo-kai
! How to Acquire<br>Yo-kai 1
! How to Acquire<br>Yo-kai 2
|-
|[[MermaidynHissfit]] || [[Mermaid JewelRaging Sword]] || [[MermadonnaZerberker]] || [[The Catwalk]] in [[Uptown Springdale]] || [[Whatta Find]]
|-
|[[SqueekyChansin]] || [[Roaring HornLegendary Blade]] || [[RawrySheen]]|| [[Seaside Cave]] in [[San Fantastico]] || [[Fuse]] [[Rough Whetstone]] ([[Lottery]]) and [[Battered Blade]] ([[Jungle Hunter]])
|-
|[[FlushbackChansin]] || [[Memory Vacuum MachineCursed Blade]] || [[VacuumorySnee]]|| [[Seaside Cave]] in [[San Fantastico]] || [[Fuse]] [[Sinister Whetstone]] ([[Lottery]]) and [[Battered Blade]] ([[Jungle Hunter]])
|-
|[[HissfitChansin]] || [[Tyrant's SwordHoly Blade]] || [[ZerberkerGleam]]|| [[Seaside Cave]] in [[San Fantastico]] || [[Fuse]] [[Holy Whetstone]] (Oni [[Crank-a-kai]]) and [[Battered Blade]] ([[Jungle Hunter]])
|-
|[[PredictabullBeetler]] || [[Supernatural WaterGeneral's Soul]] || [[SmashibullBeetall]]|| Trees on [[Mt. Wildwood]] || [[Jungle Hunter]] (with S Rank Yo-kai Watch)
|-
|[[ToilettaCupistol]] || [[Cursed DiaryLove Buster]] || [[FoilettaCasanuva]] || [[Downtown Springdale]] / [[Business Tower]] - 4F || Sometimes dropped by [[Cupistol]]
|-
|[[SandmehSignibble]] || [[Sand SuitGHz Orb]] || [[Mr. SandmehSigniton]] || [[Abandoned Tunnel West]] || [[Candy Shop Lottery]]
|-
|[[HungrampsCastellius I]] || [[Plum Rice BallPlatinum Bar]] || [[HungorgeCastellius Max]]|| [[Fuse]] 2 [[Castellius II]] || [[Jungle Hunter]] / Rub the [[Golden Egg]] 20 times
|-
|[[Grumpus KhanRhinoggin]] || [[Carved BearUnbeatable Soul]] || [[Groupus KhanRhinormous]]|| Trees in [[Harrisville]] || [[Jungle Hunter]] (with S Rank Yo-kai Watch)
|-
|[[SlumberhogPupsicle]] || [[Goldfish LanternSnowstorm Cloak]] || [[SnortlehogChilhuahua]] || [[Hidden Side Street]] in [[Blossom Heights]] || [[Oni [[Crank-a-kai]]
|-
|[[Panja PupilShmoopie]] || [[Master's LanternLove Scepter]] || [[Panja ProPinkipoo]]|| Trees in [[Downtown Springdale]] || [[Jungle Hunter]] (with Rank S Yo-kai Watch)
|-
|[[SamureelFrostina]] || [[Gold EmblemGlacial Clip]] || [[Time KeelerBlizaria]]|| Trees in [[Uptown Springdale]] || [[Jungle Hunter]] (with Rank S Yo-kai Watch)
|-
|[[TakoyakidSandmeh]] || [[Takoyaki TraySand Suit]] || [[TakoyakingMr. Sandmeh]] || Grass on [[Mt. Wildwood]] || [[Scratch-offs]]
|-
|[[Danke SandHungramps]] || [[Dune SandLove-Packed Rice Ball]] || [[No SandkyuHungorge]] || Trash in [[Downtown Springdale]] || [[Dinner minigame]]
|-
|[[SumodonPredictabull]] || [[Vintage ParasolEthereal Water]] || [[YokuzudonSmashibull]] || [[Cicada Canyon]] (Past) || [[Whatta Find]]
|-
|[[HappycaneAke]] || [[Red HibiscusBuff Weight]] || [[StarrycanePayn]]|| [[Blossom Heights]] || During fusion mission and scratch-offs
|-
|[[ChansinTimidevil]] || [[Legendary BladeShard of Evil]] || [[SheenBeelzebold]] || [[Hooligan Road]] || Oni [[Crank-a-kai]]
|-
|[[ChansinSqueeky]] || [[Cursed BladeBooming Horn]] || [[SneeRawry]]|| [[Downtown Springdale]] || [[Jungle Hunter]] (with Rank S Yo-kai Watch)
|-
|[[ChansinToiletta]] || [[Holy BladeToiletta's Diary]] || [[GleamFoiletta]] || [[Springdale Elementary]] - 3F bathroom stall || [[Candy Shop Lottery]]
|-
|[[BeetlerGrumples]] || [[General's SoulAgeless Powder]] || [[BeetallEverfore]] || [[Blossom Heights]] || Oni [[Crank-a-kai]]
|-
|[[Castelius IFlushback]] || [[Platinum BarMem-o-vac]] || [[Castelius MaxVacuumory]]|| [[San Fantastico]] / [[Hidden Workshop]] || [[Jungle Hunter]] (with Rank S Yo-kai Watch)
|-
|[[RhinogginDraggie]] || [[Unbeatable SoulDragon Orb]] || [[RhinormousDragon Lord]] || [[Abandoned Tunnel East]] || [[Memory Shop]]
|-
|[[CupistolMermaidyn]] || [[Love BusterMermaid's Jewel]] || [[CasanuvaMermadonna]]|| [[Gourd Pond]] (Past) || [[Jungle Hunter]] (with Rank S Yo-kai Watch)
|-
|[[SignibbleGrumpus Khan]] || [[GHz OrbCarved Bear]] || [[SignitonGroupus Khan]]|| [[Traveller's Coin North]] || [[Password]] - T4I7Z4O8
|-
|[[FrostinaSlumberhog]] || [[Glacial ClipGoldfish Lantern]] || [[BlizzariaSnortlehog]]|| [[Traveller's Coin Northeast]] || [[Password]] - O5T6S6B6
|-
|[[PupsiclePanja Pupil]] || [[Snowstorm CloakMaster's Lantern]] || [[ChilhuahuaPanja Pro]]|| [[Traveller's Coin East]] || [[Password]] - V7V3F7O4
|-
|[[ShmoopieSamureel]] || [[Love ScepterGold Emblem]] || [[PinkipooTime Keeler]]|| [[Traveller's Coin Central]] || [[Password]] - O9L9O5N0
|-
|[[AkeTakoyakid]] || [[Buff WeightTakoyaki Tray]] || [[PaynTakoyaking]]|| [[Traveller's Coin West]] || [[Password]] - L4O0Z3J4
|-
|[[GrumplesDanke Sand]] || [[Ageless PowederDune Sand]] || [[EverforeNo Sandkyu]]|| [[Traveller's Coin Mountain]] || [[Password]] - O3S8U2T0
|-
|[[TimidevilSumodon]] || [[Shard of EvilVintage Parasol]] || [[BeelzeboldYokozudon]]|| [[Traveller's Coin South]] || [[Password]] - T2V8Z6O5
|-
|[[NokoWhateverest]] || [[Drop of JoyTerracotta Figure]] || [[BloominokoWhatuption]]|| [[Traveller's Coin Midwest]] || [[Password]] - O4O2L9L8
|-
|[[DraggieHappycane]] || [[Dragon OrbRed Hibiscus]] || [[Dragon LordStarrycane]]|| [[Traveller's Coin Island]] || [[Password]] - O0V3U7U5
|-
|}
===Fusing 2 Items===
===Soul Fusion===
{{see also|Soul Fusion}}
{{:Soul Fusion}}
==Yo-kai Watch 1==