| Level of classes クラスのレベル |
Classes／クラス名 |
| Level 1 Beginner/入門 |
C100/C110/C120, C150, M100, R150, A150, H150, K100, K150, LJ100, AD000 |
| Level 2 Basic/初級 |
C200/C210/C220, C250a, C250bc, R250, A250a, A250bc, K200/K250a, K250bc, AD000 |
| Level 3 Pre-Intermediate/ 初中級 |
C320, C310-R/W, C350-R/W, C310-L/S, C350-L/S, L300, S300, R300, W300, A350, K300, XR300, AD000 |
| Level 4 Intermediate/中級 |
C420, C410-R/W, C410-L/S, L400, S400, R400, W400, K400, BJ480, CC420, FT400, LC420, SC420, NS060, AD000 |
| Level 5 Upper-Intermediate/ 中上級 |
C500, L500, R500, S590, W500, K500, CP520, DU500, PC520, JC520, JL500, JM500, FM520, PW500, CL500, HS500, NS060, AD000 |
| Level 6 Advanced/上級 |
L690, S690, R690, W690, K600, GC680, IC600, MH600, NS060, AD000 |