| 児童書・読みやすさレベル一覧表 2004/04/21 改訂 | |||||
| SSS YL | 略称（語彙レベル）・シリーズ名・レベル | 総語数 | 備考 | ||
| YL0.0 | LLL0 Longman Literacy Land Story Street Foundation Step | 0 | 文字なし | ||
| YL 0.0-0.1 | ORT0 Oxford Reading Tree Stage 1 | 0-20 | 文字のあるものは、YL 0.1 | ||
| YL 0.1 | ORT1 Oxford Reading Tree Stage 1+ | 30-40 | 単語のみ | ||
| YL 0.1 | LLL1 Longman Literacy Land Story Street Step 1 | 15-30 | |||
| YL 0.2 | ORT2 Oxford Reading Tree Stage 2 | 20-70 | |||
| YL 0.2 | LLL2 Longman Literacy Land Story Street Step 2 | 30-70 | |||
| YL 0.2-0.3 | LSR Longman Shared Reading | 50-100 | |||
| YL 0.1-0.3 | SCR1 Scholastic Readers Level 1 | 30-350 | Word by Word、My First Hello Reader!、Hello Reader! Level1の３つが含まれる。 | ||
| YL 0.3 | ORT3 Oxford Reading Tree Stage 3 | 70-80 | 大人はここから | ||
| YL 0.3 | LLL3 Longman Literacy Land Story Street Step 3 | 60-110 | |||
| YL 0.3 | AAR0 All Aboard Rading Picture Books | 150-200 | |||
| YL 0.2-0.3 | SIR1 Step into Reading Step 1 | 50-150 | 旧Early,Super Early | ||
| YL 0.3 | ICR0 My First I Can Read Books | 80-130 | |||
| YL 0.3-0.5 | PYR1 Penguin Young Readers Level 1 | 80-300 | （300語レベル） | ||
| YL 0.3-0.6 | PER1 Puffin Easy-to-Read Level 1 | 80-450 | |||
| YL 0.4-0.8 | AAR1 All Aboard Rading Level 1 | 100-700 | |||
| YL 0.4 | ORT4 Oxford Reading Tree Stage 4 | 100-200 | |||
| YL 0.4 | LLL4 Longman Literacy Land Story Street Step 4 | 150-200 | |||
| YL 0.4 | AWBL Addison Wesley Big & Little Books | 150-400 | |||
| YL 0.4 | OCT1 Oxford Classic Tales Beginner 1 | 400 | （100語レベル） | ||
| YL 0.4-0.6 | SCR Scholastic Readers Level 2 | 250-500 | 旧Hello Reader! Level 2 | ||
| YL 0.4-0.6 | SIR2 Step into Reading Step 2 | 250-350 | 旧Step 1 | ||
| YL 0.4-0.8 | ICR1 I Can Read Books Level 1 | 100-900 | |||
| YL 0.5 | ORT5 Oxford Reading Tree Stage 5 | 300-350 | |||
| YL 0.5-0.7 | CRG1 Curious George (Short) | 340-700 | |||
| YL 0.6 | ORT6 Oxford Reading Tree Stage 6 | 450-700 | |||
| YL 0.6 | LLL5 Longman Literacy Land Story Street Step 5 | 270-350 | |||
| YL 0.6 | DKR1 Dorling Kindersley Readers Level 1 | 600-700 | |||
| YL 0.7 | ORT7 Oxford Reading Tree Stage 7 | 900-1000 | |||
| YL 0.7 | LLL6 Longman Literacy Land Story Street Step 6 | 460-600 | |||
| YL 0.8 | OCT2 Oxford Classic Tales Beginner 2 | 800-1000 | （150語レベル） | ||
| YL 0.7-1.0 | PYR2 Penguin Young Readers Level 2 | 250-500 | （700語レベル） | ||
| YL 0.8 | PGR0(200) Penguin Readers Easystarts | 1000 | 字が小さいのが気になる人にはYL1.0 | ||
| YL 0.8-1.2 | PER2 Puffin Easy-to-Read Level 2 | 500-1500 | |||
| YL 0.8-1.2 | AAR2 All Aboard Reading Level 2 | 500-1500 | |||
| YL 1.6-2.0 | CRG2 Curious George (LONG) | 1300-2500 | |||
| YL 0.9 | ORT8 Oxford Reading Tree Stage 8 | 900-1200 | |||
| YL 0.9 | DKR2 Dorling Kindersley Readers Level 2 | 800-1000 | |||
| YL 0.9-1.4 | SIR3 Step into Reading Step 3 | 500-1500 | 旧Step 2 | ||
| YL 1.0 | ORT9 Oxford Reading Tree Stage 9 | 1200-1500 | |||
| YL 1.0 | LLL7 Longman Literacy Land Story Street Step 7 | 600-750 | |||
| YL 1.0-1.4 | PGR1(300) Penguin Readers level 1 | 1300-4400 | |||
| YL 1.2-1.6 | PYR3 Penguin Young Reader Level 3 | 700-1400 | (1000語レベル) | ||
| YL1.2-1.6 | LLL8 Longman Literacy Land Story Street Step 8 | 750-900 | |||
| YL1.2-1.6 | LLL9 Longman Literacy Land Story Street Step 9 | 900-1100 | |||
| YL 1.2-1.6 | ICR2 I Can Read Books Level 2 | 1500-2000 | |||
| YL 1.4-1.6 | SCR3 Scholastic Readers Level 3 | 1200-2100 | 旧Hello Reader! Level 3 | ||
| YL 1.4-2.0 | SIR4 Step into Reading Step 4 | 1300-3000 | 旧Step 3 | ||
| YL1.6-2.0 | LLL10 Longman Literacy Land Story Street Step 10 | 1300-1700 | |||
| YL 1.6-2.0 | AAR3 All Aboard Reading Level 3 | 1500-5000 | |||
| YL 1.6-2.0 | PER3 Puffin Easy-to-Read Level 3 | 1000-3000 | |||
| YL 1.6-2.0 | ICR3 I Can Read Books Level 3 | 1600-2100 | |||
| YL 1.8-2.0 | DKR3 Dorling Kindersley Readers Level 3 | 2000-2500 | |||
| YL 1.8-2.0 | PYR4 Penguin Young Reader Level 4 | 2000-3000 | (1400語レベル) | ||
| YL2.0 | Enormous Crocodile | 3000 | |||
| YL2.0-3.0 | LLL11 Longman Literacy Land Story Street Step 11 | 2300-3800 | |||
| YL2.0-3.0 | LLL12 Longman Literacy Land Story Street Step 12 | 3600-5200 | |||
| YL 2.0-3.0 | SCR4 Scholastic Readers Level 4 | 2200-5800 | 旧Hello Reader! Level 4 | ||
| YL 2.0-3.0 | SIR5 Step into Reading Step 5 | 3000-4800 | 旧Step 4 | ||
| YL 2.0-3.0 | DKR4 Dorling Kindersley Readers Level 4 | 3000-4800 | |||
| YL 2.2-2.6 | PGR2(600) Penguin Readers level 2 | 3500-11000 | |||
| YL2.6-3.6 | AZM A to Z Mysteries/ Marvin Redpost / Zack Files / MAXimum Boy/ Lizzie Zipmouth | 6000-12000 | |||
| MTH Magic Tree House | 4900-6100 | ||||
| NDNB Nancy Drew Notebooks | 8000-10000 | ||||
| MSB Magic School Bus Series | 4000-7000 | ||||
| YL 3.0-3.6 | MGF Magic Finger /Esio Trot /The Giraffe and the Pelly and Me/ Fantastic Mr Fox | 3500-8600 | |||
| YL 3.2-3.8 | PGR3(1200) Penguin Readers level 3 | 5600-21000 | |||
| YL 3.0-4.0 | FHM Full House Michelle / Baby-Sitters Little Sisteｒ/ | 8000-14000 | |||
| My Father's Dragon | |||||
| YL 3.6-4.6 | CPU Captain Underpants | 6000-9000 | |||
| SDR The Secrets of Droon | 7000-10000 | ||||
| YL 4.0-5.0 | FMF Famous Five | 20000-48000 | 邦訳を読んだことのある作品は早い段階でも読める | ||
| Baby-Sitters Club /Full House Sisters / Goosebumps | 20000-35000 | ||||
| There's a Boy in the Girl's Bathroom | 35000 | ||||
| Little House （大草原の小さな家シリーズ） | 35000-60000 | ||||
| YL4.0-5.0 | CCF Charlie and the Chocolate Factory / George's Marvelous Medicine / The Twits / James and the Giant Peach | 9000-32000 | |||
| YL 4.0-5.0 | PGR4(1700) Penguin Readers level 4 | 12000- | |||
| 42000 | |||||
| YL5.0-6.0 | ANM Animorphs / Deltora Quest / A Series of Unfortunate Events / Darren Shan | 25000-40000 | |||
| YL5.0-6.0 | MTLD Matilda/ The Witches | 30000-40000 | |||
| YL 5.0-6.0 | PGR5(2300) Penguin Readers level 5 | 14000- | |||
| 46000 | |||||
| YL6.0-7.0 | Holes | 47000 | |||
| YL 6.0-7.0 | PGR6(3000) Penguin Readers level 6 | 22000- | |||
| 34000 | |||||
| YL 7.0-8.0 | SKF The Sky is Falling/ Mackenzie's Mountain/ | 60000- | |||
| 100000 | |||||
| YL 8.0-9.0 | SLS Silent Spring/ A Time to Kill/ Pelican Brief | 100000- | |||
| 150000 | |||||
| GR 主要語彙数・読みやすさレベル一覧表 2003/11/6 改訂 | |||||
| SSS YL | 略称（語彙レベル）・シリーズ名・レベル | 総語数 | 備考 | ||
| YL 0.8 | PGR0(200) Penguin Readers Easystarts | 900-1000 | |||
| YL 0.8-0.9 | OBW0(250) Oxford Bookworms Starters | 700-1500 | |||
| YL 0.9 | MGR1(300) Macmillan Guided Readers Starter | 500-600 | |||
| L 0.9 | MNW1(300) Macmillan New Wave Readers Level 1 | 500-600 | |||
| YL 1.0-1.4 | PGR1(300) Penguin Readers Level 1 | 1300-4400 | 難易度は長さによる | ||
| YL 1.2 | DKG1(300) DK ELT Graded Readers Beginner | 2000-2200 | |||
| YL 1.2 | MNW2(600) Macmillan New Wave Readers Level 2 | 1000-1100 | |||
| YL 1.2-1.4 | MGR2-(600) Macmillan Guided Readers Beginner | 2000-3000 | (Original ) | ||
| YL 1.4-1.6 | CER1(400) Cambridge English Readers Level 1 | 3400-4800 | |||
| YL 1.6-1.8 | MGR2+(600) Macmillan Guided Readers Beginner | 5000-6000 | (Classic ) | ||
| YL 1.8-2.0 | OFF1(400) Oxford Factfiles Stage 1 | 3000-3400 | |||
| YL 2.0-2.2 | OBW1(400) Oxford Bookworms Stage 1 | 4800-7300 | レベル２扱い | ||
| YL 2.0-2.2 | DKG2(600) DK ELT Graded Readers Elementary A | 2000-2200 | |||
| YL 2.2-2.6 | PGR2(600) Penguin Readers Level 2 | 3500-11000 | |||
| YL 2.4-2.6 | MNW3(1100) Macmillan New Wave Readers Level 3 | 2000-2200 | |||
| YL 2.6-2.8 | OFF2(700) Oxford Factfiles Stage 2 | 3600-4200 | |||
| YL 2.6-2.8 | OBW2(700) Oxford Bookworms Stage 2 | 5400-8500 | |||
| YL 2.6-2.8 | DKG3(800) DK ELT Graded Readers Elementary B | 2000-2200 | |||
| YL 2.6-2.8 | CER2(800) Cambridge English Readers Level 2 | 8200-10000 | |||
| YL 3.0-3.2 | MGR3(1100) Macmillan Guided Readers Elementary | 7600-13000 | 読みやすい | ||
| YL 3.0-3.2 | MNW4(1600) Macmillan New Wave Readers Level 4 | 3000 | |||
| YL 3.2-3.4 | OFF3(1000) Oxford Factfiles Stage 3 | 5600-6300 | |||
| YL 3.2-3.4 | OBW3(1000) Oxford Bookworms Stage 3 | 7800-11000 | |||
| YL 3.2-3.8 | PGR3(1200) Penguin Readers Level 3 | 5600-21000 | |||
| YL 3.4-3.6 | DKG4(1300) DK ELT Graded Readers Intermediate | 5000 | |||
| YL 3.4-3.6 | MNW5(2200) Macmillan New Wave Readers Level 5 | 6000 | |||
| YL 3.6-3.8 | CER3(1300) Cambridge English Readers Level 3 | 13000-16000 | |||
| YL 3.6-4.0 | MGR4(1600) Macmillan Guided Readers Intermediate | 8600-23000 | OBW4より易しい | ||
| YL 3.6-4.0 | DKG5(2000) DK ELT Graded Readers Upper | 6000 | |||
| YL 3.8-4.2 | OFF4(1400) Oxford Factfiles Stage 4 | 8800-9000 | |||
| YL 3.8-4.2 | OBW4(1400) Oxford Bookworms Stage 4 | 14000-22000 | |||
| YL 4.0-5.0 | PGR4(1700) Penguin Readers Level 4 | 12000-42000 | |||
| YL 4.5-5.0 | OBW5(1800) Oxford Bookworms Stage 5 | 18000-24000 | |||
| YL 4.5-5.0 | CER4(1900) Cambridge English Readers Level 4 | 17000-2000 | |||
| YL 4.5-5.0 | MGR5(2200) Macmillan Guided Readers Upper | 15000-25000 | 現代作家が多い | ||
| YL 5.0-6.0 | PGR5(2300) Penguin Readers Level 5 | 14000-46000 | |||
| YL 5.5-6.0 | OBW6(2500) Oxford Bookworms Stage 6 | 21000-31000 | |||
| YL 5.5-6.0 | CER5(2800) Cambridge English Readers Level 5 | 19000-26000 | |||
| YL 6.0-6.5 | CER6(3800) Cambridge English Readers Level 6 | 26000-34000 | 読みやすい | ||
| YL 6.0-7.0 | PGR6(3000) Penguin Readers Level 6 | 22000-34000 | |||