Greetings from the Onigiri Service Team.
The details of the 9/17/2026 JST update are as follows:

Update Details

・New Nyankoropon Arrive!

■Survey Limited Nyankoropon!

The Survey Limited Nyankoropon Vol.1 arrives, featuring characters that ranked highly in the Onigiri Survey 2026 for favorite character performance!

■dancer Nyankoropon！
Vanguard Swap characters Sarutobi Sasuke and Takeda Shingen are featured!

■Avatar Nyankoropon Update!
Avatars such as Lop Ear Rabbit and Kabuki will be available!

■Autumn Breeze MyRoom Nyankoropon！
This Nyankoropon features furniture items that can be used to decorate your MyRoom.
The lineup includes items such as Writing Desk and Eastern Round Window - Autumn Leaves.

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For details about the available Nyankoropon, please see here.

◆Nyankoropon Availability Period
　After maintenance on 9/17/2026
　Until maintenance on 10/15/2026

※Survey Limited Nyankoropon Vol. 2 is scheduled to begin on 10/15/2026.

・[Akitsu, Kusatsu, and the Peerless] Event Returns!

~Synopsis~
Miroku won a free Kusatsu Onsen Ticket from a holiday lottery! How lucky!
Now the party heads to the hot spring of Kusatsu, who seem to be in the middle of a crisis...?!
Find out what happens next in-game!

During the event period, talk to Meshiya Shousuke in Onigashima to begin the quest.

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◆Event Item and Bonuses◆
Progress through the quests and clear the dungeons to obtain event items. Collect event items and exchange them for rewards at the Exchange Shop.
By meeting certain conditions, such as unlocking specific characters or equipping certain items, you can obtain more event items upon clearing the dungeon.
Some characters also receive bonuses that give them an advantage in battle.

■Bonus Character and Item List
[Partner Character]
　Honda Tadakatsu, Takeda Shingen, Sarutoni Sasuke, Battle Maiden Shizuka, Kaguya Wolf King, Wildcat Momotarou

[Accessory]
　Tadakachu, Sheengen, Battle Maiden Shizuka, Momotarou Phantom, Kaguya Phantom
　Tonbokiri Wing Replica, Clan Mon Armband

※Select the Bonus button on the dungeon panel to confirm bonus details.
※Please be sure to use Summoning Scrolls prior to entering a Dungeon in order to be eligible for the Bonus.
※Please clear the dungeon with the target accessories equipped.

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◆Event Rewards◆
Clearing the event will open Tadakatsu's item exchange.
Exchange event items Santo Bamboo, Koshibuki, and Kamakura Wasabi obtained from event dungeons for rewards!

Havi Odin Weapon -All- and Seasonal Havi Odin Weapon -All- can be appraised to obtain weapons from the Havi Odin Series.

Look forward to many other great items as well!

※[Kamakura Wasabi] is a newly added material.
　Some quest dialogue will be adjusted with this addition.
※Other minor adjustments will be made, including adjusting monster behavior and correcting NPC motions.

※Due to the event rerun, the event rewards and character bonuses have been adjusted.

◆Event Period
　After maintenance on 9/17/2026
　Until maintenance on 10/15/2026

・Outfit Change Packs Revival!

The following Outfit Change Packs are making a comeback in the Shopping Plaza!

Saizo Sailor Pack
Honda Tadakatsu Chinese-Style Pack

Price：200 Paid OC
Limits：One Purchase

■ Pack Contents
　・Outfit Change　x1
　・Limited Gacha Ticket　x5
　・Smelting Amulet Transcendent Fortune　x1
　・Oranmentation Amulet Transcendent Fortune　x1
　・Max Durability +500 Ticket　x1

◆Pack Sale Period
　After maintenance on 9/17/2026
　Until maintenance on 10/15/2026

・Honda Tadakatsu Outfit Change Pack Revival!

The Vanguard Honda Tadakatsu can now have her look updated with the
Outfit Change Pack - Honda Tadakatsu!

Price：50 Paid OC
Limits：One Purchase

■Pack Contents
　・Outfit Change x1
　・Limited Nyankoropon Ticket x1

◆Pack Sale Period
　After maintenance on 9/17/2026
　Until maintenance on 10/15/2026

・Ooguchi Makami Outfit Change Pack Revival!

The Battle Mount Oguchi Makami will be receiving a reissue of his makeover, the
Outfit Change Sublime - Makami!

Price：50 Paid OC
Limits：One Purchase

■Pack Contents
　・Outfit Change x1
　・Limited Nyankoropon Ticket x1

※This Outfit Change has no effect on skills.

◆Pack Sale Period
　After maintenance on 9/17/2026
　Until maintenance on 10/15/2026

・Mini Character Furniture Reissued!

Limited-Time Furniture returns to the Shopping Plaza!

■Added Furniture
　Reclining Shaizo（Limted）
　Reclining Tadakachu（Limted）
　Reclining Sei Shonagon（Limted）
　Kirigakure Saizo Random Poster（Limted）

Price:
　Nesoberi Series: 25 Onigiri Coins (Free)
　Posters: 20 Onigiri Coins (Free)
Stock: 1 of each

◆Pack Sale Period
　After maintenance on 9/17/2026
　Until maintenance on 10/15/2026

◆Pack Sale Period
　After maintenance on 9/17/2026
　Until maintenance on 10/15/2026

・Following Items will be added to the Yorozu Exchange.
　Summoner's Scroll - Honda Tadakasu
　Summoner's Scroll - Kirigakure Saizo
　Summoner's Scroll - Sei Shonagon

・The following accessories will receive balance adjustments.

■Shashuke
　・The Attack Speed value will be changed.
　　5 → 20
　・The following options will be added.
　　ATK+20%
　　Fire Element +15
　　Water Element +15
　　Earth Element +15
　　Wind Element +15

Cumulative Purchase Campaign!

Buy OC during the event period and get prizes sent directly to your present box
when purchases reach certain thresholds!

■Present List

◆Campaign Period
　From 12:00 on 9/17/2026 JST
　Until 11:59 on 10/15/2026 JST

◆Item Validity
　Until 11:59 on 10/15/2026 JST

Check additional details here.
Cumulative Purchase Campaign!
*Japanese language only

End Events

Event [Shatterfang of Shadow] will fully end.
　With the full end of the event, event NPCs will no longer appear, and event items will no longer drop.

・The following dungeon will end.
　Assault! Cursect Princess -Puragtorium-
　With its end, the following item will be converted into Purgatorium Junks.
　Purgatorium Treasures

・The following Nyankoropon will end.
　Nagisa Nyankoropon
　Sublime Ougi Nyankoropon
　Super Magatama Nyankoropon
　Avatar Nyankoropon 1&2
　Beachy MyRoom Nyankoropon
　Byakko Limited Nyankoropon
　Nagisa Limited Nyankoropon
　Special Nyankoropon
　Premium Nyankoropon 1&2
　Summer Gift Nyankoropon
　Nobunaga - Thunderbolt Limited Nyankoropon
　Okada izo Limited Nyankoropon
　Sublime Ougi Limited Nyankoropon
　Super Magatama Limited Nyankoropon

・The following items will no longer be available for purchase.
　Byakko Swimwear Pack and 15 other Swim Suit Packs
　Nagisa's Hoodie Pack（Male）
　Nagisa's Hoodie Pack（Female）
　Reclining Byyakko
　Reclining Yorimichu
　Midsummer Beach Poster
　Midsummer Ocean Poster
　Late Summer Fair Poster
　Late Summer Fireworks Poster
　Kumamoto Support Pack A
　Kumamoto Support Pack B
　Kumamoto Support Pack C
　※We would like to thank all players who purchased the Kumamoto Support Packs.Thank you very much for participating in this campaign.

・The following items will be removed from Yorozu Exchange .
　Summoner's Scroll - Byakko
　Summoner's Scroll - Genbu
　Summoner's Scroll: Yorimitsu
　Summoner's Scroll - Oda Nobunaga - Thunderbolt
　Summoner's Scroll - Okada izo
　Outfit Change Swimwear - Houou
　Outfit Change Swimwear - Inuchiyo Broken Seal
　Outfit Change Swimwear - Genbu
　Yorozu Limited Ticket

・Shopping Plaza Sale will end.

・Dungeon Boost Campaign Vol.2 will end.

・The Ace Boost Campaign will end.

・The Summer MyRoom conversations will end.

・The following items will be deleted.
　Energy Restorative 50 LTD
　Full Energy Restorative -LTD-
　EXP Boost +200% (60Min.) - LTD
　EXP Boost +300% (60Min.) - LTD
　Ryou Boost +200% (60Min.) - LTD
　Ryou Boost +300% (60Min.) - LTD
　Drop Boost +200% (60Min.) - LTD
　Drop Boost +300% (60Min.) - LTD
　Torn Piece of SP Gacha Ticket
　SP Gacha Ticket
　Premium Gacha Ticket
　Limited Gacha Ticket
　Summer Gift Nyankoropon Ticket 2026
　Fun Basket

・The following item will be added to the Yorozu Exchange.
　Summer Gift Nyankoropon Ticket 2026

Notice

・The following items obtainable after this maintenance are scheduled to be deleted on 10/15/2026 JST.
　SP Gacha Ticket Fragment
　SP Gacha Ticket
　Premium Gacha Ticket
　Limted Gacha Ticket
　…as well as other items with -LTD- in their names

Other details can be found here.

9/17 Update Contents

*Japanese language only

Thank you for your attention!
※Images are created during development and are subject to change.
※Update details are liable to change without warning and may not reflect in-game.

Thank you for your support for Onigiri!