Improvement Material
Improvement Materials (改修資材, IM, screws) are items required for equipment improvement.
- They are capped at 3000.
Description
装備を改修する為の資材、「改修工廠」で使用します。
Used in the "Improvement Arsenal" to improve equipment.
How to Obtain
Shop
Purchasable in the Shop:
- 700 DMM points for 7.
Quests
One time:
- A44 (x3), A45 (x5), A57 (x2), A60 (x2), A64 (x2), A71 (x3),
- B33 (x5), B38 (x2), B41 (x3), B44 (x2), B45 (x2), B47 (x4), B49 (x3), B56 (x2), B57 (x3), B59 (x3), B60 (x3), B62 (x3), B66 (x3), B68 (x2), B69 (x3), B72 (x2), B74 (x4), B79 (x4), B86 (x5), B88 (x2), B90 (x4), B91 (x3), B95 (x4), B99 (x4), B101 (x4), B102 (x4), B109 (x4), B110 (x4, choice), B112 (x4, choice), B113 (x3, choice), B116 (x5, choice), B118 (x4, choice), B120 (x4, choice), B124 (x5, choice), B126 (x4, choice), B127 (x4, choice), B130 (x5, choice), B137 (x5, choice), B141 (x6, choice), B145 (x4, choice), B147 (x2, choice), B149 (x4, choice), B161 (x6, choice), B163 (x3, choice), B170 (x7, choice), B173 (x5, choice), B174 (x5, choice), B175 (x5, choice), B176 (x4, choice), B177 (x6, choice), B183 (x8, choice), B185 (x7, choice), B187 (x7, choice), B188 (x10, choice), B194 (x7, choice), B198 (x5, choice), B199 (x7, choice), B200 (x8, choice), B202 (x2, choice),
- C6, C7, C13 (x2), C18 (x2, choice), C48 (x2, choice), C51 (x4, choice), C68 (x2, choice), C75 (x3, choice),
- D18, D19 (x2), D28 (x4, choice), D29 (x3), D30 (x2, ), D39 (x4, ), D42 (x4, ), D43 (x3, ),
- F17 (x7), F36 (x6), F83 (x2, choice), F96 (x4, choice), F97 (x4, choice), F106 (x8, choice), F108 (x3, choice), F110 (x2, choice), F118 (x10, choice),
- G11 (x5, choice)
Repeatable:
- Bw5, Bw7 (x3), Bw9 (x2), Bw10 (x3), Bm3 (x3), Bm4 (x4), Bm5 (x3), Bm6 (x2), Bm7 (x2), Bm8 (x2, choice), Bq1 (x5), Bq2 (x4), Bq4 (x4), Bq7 (x5, choice), Bq10 (x10, choice), Bq11 (x2, choice), By1 (x4, choice), By4 (x4, choice), By5 (x8, choice), By7 (x3, choice), By12 (x4, choice), By13 (x2, choice), By14 (x3, choice), By15 (x5, choice),
- Cw1, Cq2 (x3,choice), Cq3 (x3, choice), Cy3 (x3, choice), Cy7 (x3, choice), Cy8 (x3, choice), Cy9 (x4, choice), Cy10 (x4, choice), Cy12 (x2, choice),
- Dw3, Dq2 (x3), Dy1 (x3, choice), Dy3 (x3, choice), Dy4 (x4, choice), Dy6 (x4, choice), Dy7 (x3, choice), Dy8 (x4, choice),
- Fd6, Fw2, Fq1 (x4), Fq4 (x4, choice), Fy1 (x5, choice), Fy3 (x5, choice), Fy4 (x4, choice), Fy5 (x2, choice), Fy6 (x2, choice), Fy7 (x8, choice), Fy8 (x3, choice), Fy9 (x3, choice), Fy11 (x2, choice),
- Gy2 (x2, choice), Gy4 (x2, choice)
Expeditions
Some Expeditions reward screws (Great Sucess (GS) only sometimes):
- A6 (GS), B4 (GS), B5 (GS), B6 (GS), 43 (GS), 46 (GS), D3 (GS), E1 (GS), E2 (GS)
Items
- Medals (x4)
- First Class Medals (x10)
- Present Box (x1)
- Hishimochi (x1)
- Xmas Select Gift Box
Events
Events and limited quests can reward screws.
- Due to the uncertainty of such rewards, please check the current event/quest page for up-to-date details.
Uses
Improvements
All Equipment Improvements consume Screws.
Remodeling
Some ship remodeling consume screws.
- See the full list here.
Quests
One Time: